Order 1728.
350 conjugacy classes of subgroups.
The subgroup lattice has 240 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 32. C9×Dic6 | C8 | direct (N × H) |
| 34. C3×C8×C9 | Q8 | semidirect |
| 37. C8×Dic6 | C9 | direct (N × H) |
| 97. C8×C9 | Dic6 | direct (N × H) |
| 145. C3×C9 | C8×Q8 | semidirect |
| 160. Dic6 | C8×C9 | direct (N × H) |
| 166. C3×C8 | Q8×C9 | semidirect |
| 207. C9 | C8×Dic6 | direct (N × H) |
| 216. C8 | C9×Dic6 | direct (N × H) |
| 234. C3 | C8×Q8×C9 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C4×C9×Dic6 | 2 |
| C3×C4×C8×C9 | 2 |
| C9×Dic3⋊C8 | 2 |
| C8×C9×Dic3 | 2 |
| C9×C4⋊(C3⋊C8) | 2 |
| C3×C8×Dic6 | 3 |
| C8×Q8×C9 | 3 |