Order 1728.
466 conjugacy classes of subgroups.
The subgroup lattice has 214 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×#817 | C2 | direct (N × H) |
| 8. C2×C3×C8×C9 | C4 | semidirect |
| 26. C3×C8×C9 | C2×C4 | semidirect |
| 28. C2×#817 | C9 | direct (N × H) |
| 40. C2×C8×C9 | Dic3 | semidirect |
| 57. #817 | C2×C9 | direct (N × H) |
| 79. C8×C9 | C2×Dic3 | semidirect |
| 81. C2×C3×C9 | #106 | semidirect |
| 91. C2×C3×C8 | C4×C9 | semidirect |
| 122. C3×C9 | C2×#106 | semidirect |
| 143. C3×C8 | C2×C4×C9 | semidirect |
| 151. C2×C9 | #817 | direct (N × H) |
| 156. C2×C8 | C9×Dic3 | semidirect |
| 182. C9 | C2×#817 | direct (N × H) |
| 190. C8 | C2×C9×Dic3 | semidirect |
| 194. C2×C3 | C9×#106 | semidirect |
| 208. C3 | C2×C9×#106 | semidirect |
| 210. C2 | C9×#817 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×C3×C8×C9 | 2 |
| C2×C9×C4⋊Dic3 | 2 |
| C9×#817 | 2 |
| C2×C3×#817 | 3 |
| C2×C9×#106 | 3 |