Order 1728.
352 conjugacy classes of subgroups.
The subgroup lattice has 250 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 35. C9×C3⋊C8 | Q8 | semidirect |
| 37. #5024 | C9 | direct (N × H) |
| 152. C3×C9 | #446 | semidirect |
| 176. C3⋊C8 | Q8×C9 | semidirect |
| 217. C9 | #5024 | direct (N × H) |
| 244. C3 | C9×#446 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C3×C4×Q8×C9 | 2 |
| C9×C4⋊(C3⋊C8) | 2 |
| C9×#803 | 2 |
| C4×C9×C3⋊C8 | 2 |
| C3×#5024 | 3 |
| C9×#446 | 3 |