77687841

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 139124736

約数和(自身を除く): 61436895

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 73, 77, 119, 187, 219, 231, 271, 357, 511, 561, 803, 813, 1241, 1309, 1533, 1897, 2409, 2981, 3723, 3927, 4607, 5621, 5691, 8687, 8943, 13651, 13821, 16863, 19783, 20867, 26061, 32249, 40953, 50677, 59349, 62601, 95557, 96747, 138481, 152031, 217613, 286671, 336311, 354739, 415443, 652839, 1008933, 1064217, 1523291, 2354177, 3699421, 4569873, 7062531, 11098263, 25895947, 77687841]

約数ペア:

[(1, 77687841), (3, 25895947), (7, 11098263), (11, 7062531), (17, 4569873), (21, 3699421), (33, 2354177), (51, 1523291), (73, 1064217), (77, 1008933), (119, 652839), (187, 415443), (219, 354739), (231, 336311), (271, 286671), (357, 217613), (511, 152031), (561, 138481), (803, 96747), (813, 95557), (1241, 62601), (1309, 59349), (1533, 50677), (1897, 40953), (2409, 32249), (2981, 26061), (3723, 20867), (3927, 19783), (4607, 16863), (5621, 13821), (5691, 13651), (8687, 8943)]