278888399998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{2342537}}^1$

素因数の和:2342812

約数の個数: 32

約数和(自身を含む): 476191124640

約数和(自身を除く): 197302724642

約数列:

[1, 2, 13, 19, 26, 38, 241, 247, 482, 494, 3133, 4579, 6266, 9158, 59527, 119054, 2342537, 4685074, 30452981, 44508203, 60905962, 89016406, 564551417, 578606639, 1129102834, 1157213278, 7339168421, 10726476923, 14678336842, 21452953846, 139444199999, 278888399998]

約数ペア:

[(1, 278888399998), (2, 139444199999), (13, 21452953846), (19, 14678336842), (26, 10726476923), (38, 7339168421), (241, 1157213278), (247, 1129102834), (482, 578606639), (494, 564551417), (3133, 89016406), (4579, 60905962), (6266, 44508203), (9158, 30452981), (59527, 4685074), (119054, 2342537)]