Order 31424.
134 conjugacy classes of subgroups.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. D4×Dic491 | C2 | semidirect |
| 2. #30628271 | C2 | semidirect |
| 3. #30628258 | C2 | semidirect |
| 4. C8×Dic491 | C2 | semidirect |
| 12. D8×C491 | C4 | semidirect |
| 21. D4×C491 | C2×C4 | semidirect |
| 23. C8×C491 | C2×C4 | semidirect |
| 32. Dic491 | D8 | direct (N × H) |
| 37. C491 | C4×D8 | semidirect |
| 46. D8 | Dic491 | direct (N × H) |
| 54. D4 | C2×Dic491 | semidirect |
| 61. C8 | C2×Dic491 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| D4×Dic491 | 2 |
| #30628271 | 2 |
| #30628258 | 2 |
| C8×Dic491 | 2 |
| C2×D8×C491 | 2 |
| C4×D8 | 491 |