Order 1728.
358 conjugacy classes of subgroups.
The subgroup lattice has 288 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 9. C4×C3⋊Dic9 | C4 | semidirect |
| 12. C3×C4×Dic9 | C4 | semidirect |
| 15. C2×C9×C3⋊C8 | C4 | semidirect |
| 58. C4×Dic9 | Dic3 | semidirect |
| 132. C2×C3⋊C8 | Dic9 | semidirect |
| 165. C3×C9 | H(3,ℤ/4) | semidirect |
| 247. C9 | #4531 | semidirect |
| 281. C3 | #10588237 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #11721815 | 2 |
| C3×#63488 | 2 |
| C2×C9×#208 | 2 |
| #10589158 | 3 |
| #10588237 | 3 |