Order 1728.
612 conjugacy classes of subgroups; only the 117 normal subgroups are shown.
This group has 612 conjugacy classes of subgroups — too many to draw. Only its 117 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C9×#1004 | C2 | semidirect |
| 2. C3×C9×#127 | C2 | semidirect |
| 3. C9×#932 | C2 | semidirect |
| 4. C9×#833 | C2 | semidirect |
| 5. C9×#805 | C2 | semidirect |
| 10. C2×C3×D4×C9 | C22 | semidirect |
| 15. C3×C42×C9 | C22 | semidirect |
| 18. C9×#208 | C22 | semidirect |
| 27. C9×#127 | D3 | semidirect |
| 41. C9×D12 | D4 | semidirect |
| 43. C9×Dic6 | D4 | semidirect |
| 46. #5077 | C9 | direct (N × H) |
| 67. C2×D4×C9 | C2×D3 | semidirect |
| 72. C42×C9 | C2×D3 | semidirect |
| 84. #1004 | C2×C9 | semidirect |
| 87. C3×#127 | C2×C9 | semidirect |
| 89. #932 | C2×C9 | semidirect |
| 92. #833 | C2×C9 | semidirect |
| 93. #805 | C2×C9 | semidirect |
| 147. C2×C3×D4 | C22×C9 | semidirect |
| 158. C3×C42 | C22×C9 | semidirect |
| 162. #208 | C22×C9 | semidirect |
| 192. #127 | D3×C9 | semidirect |
| 195. C3×C9 | #453 | semidirect |
| 228. D12 | D4×C9 | semidirect |
| 230. Dic6 | D4×C9 | semidirect |
| 253. C2×D4 | C2×D3×C9 | semidirect |
| 257. C42 | C2×D3×C9 | semidirect |
| 287. C9 | #5077 | direct (N × H) |
| 328. C3 | C9×#453 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C9×#1004 | 2 |
| C3×C9×#127 | 2 |
| C9×#932 | 2 |
| C9×#833 | 2 |
| C9×#805 | 2 |
| C3×#5077 | 3 |
| C9×#453 | 3 |