Order 1728.
534 conjugacy classes of subgroups.
The subgroup lattice has 234 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 3. C9×#803 | C2 | semidirect |
| 4. C4×C9×C3⋊C8 | C2 | semidirect |
| 12. C9×#208 | C4 | direct (N × H) |
| 30. C9×C3⋊C8 | C2×C4 | semidirect |
| 32. C4×#208 | C9 | direct (N × H) |
| 57. C3×C4×C9 | M16 | semidirect |
| 66. #803 | C2×C9 | semidirect |
| 67. C4×C3⋊C8 | C2×C9 | semidirect |
| 112. #208 | C4×C9 | direct (N × H) |
| 132. C4×C9 | #208 | direct (N × H) |
| 139. C3×C9 | C4×M16 | semidirect |
| 162. C3⋊C8 | C2×C4×C9 | semidirect |
| 195. C3×C4 | C9×M16 | semidirect |
| 202. C9 | C4×#208 | direct (N × H) |
| 224. C4 | C9×#208 | direct (N × H) |
| 228. C3 | C4×C9×M16 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×C3×C42×C9 | 2 |
| C2×C9×#208 | 2 |
| C9×#803 | 2 |
| C4×C9×C3⋊C8 | 2 |
| C3×C4×#208 | 3 |
| C4×C9×M16 | 3 |