Order 1728.
834 conjugacy classes of subgroups.
The subgroup lattice has 392 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 4. C2×Dic3⋊Dic9 | C2 | semidirect |
| 5. #11720331 | C2 | semidirect |
| 16. C9×#217 | C4 | semidirect |
| 41. C2×C9×Dic3 | C2×C4 | semidirect |
| 76. C22×C3×C9 | C4⋊C4 | semidirect |
| 169. #217 | Dic9 | semidirect |
| 200. C22×C9 | Dic3⋊C4 | semidirect |
| 217. C3×C9 | #385 | semidirect |
| 261. C2×Dic3 | C2×Dic9 | semidirect |
| 308. C22×C3 | C4⋊Dic9 | semidirect |
| 332. C9 | #5210 | semidirect |
| 372. C22 | Dic3⋊Dic9 | semidirect |
| 383. C3 | #10588630 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C23×C3×Dic9 | 2 |
| C2×#88551 | 2 |
| C2×C9×#217 | 2 |
| C2×Dic3⋊Dic9 | 2 |
| #11720331 | 2 |
| #10591718 | 3 |
| #10588630 | 3 |