291255139828

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{48611}}^1$

素因数の和:48793

約数の個数: 72

約数和(自身を含む): 556601177664

約数和(自身を除く): 265346037836

約数列:

[1, 2, 4, 17, 34, 68, 71, 73, 142, 146, 284, 289, 292, 578, 1156, 1207, 1241, 2414, 2482, 4828, 4964, 5183, 10366, 20519, 20732, 21097, 41038, 42194, 48611, 82076, 84388, 88111, 97222, 176222, 194444, 352444, 826387, 1497887, 1652774, 2995774, 3305548, 3451381, 3548603, 5991548, 6902762, 7097206, 13805524, 14048579, 14194412, 28097158, 56194316, 58673477, 60326251, 117346954, 120652502, 234693908, 241305004, 251950813, 503901626, 997449109, 1007803252, 1025546267, 1994898218, 2051092534, 3989796436, 4102185068, 4283163821, 8566327642, 17132655284, 72813784957, 145627569914, 291255139828]

約数ペア:

[(1, 291255139828), (2, 145627569914), (4, 72813784957), (17, 17132655284), (34, 8566327642), (68, 4283163821), (71, 4102185068), (73, 3989796436), (142, 2051092534), (146, 1994898218), (284, 1025546267), (289, 1007803252), (292, 997449109), (578, 503901626), (1156, 251950813), (1207, 241305004), (1241, 234693908), (2414, 120652502), (2482, 117346954), (4828, 60326251), (4964, 58673477), (5183, 56194316), (10366, 28097158), (20519, 14194412), (20732, 14048579), (21097, 13805524), (41038, 7097206), (42194, 6902762), (48611, 5991548), (82076, 3548603), (84388, 3451381), (88111, 3305548), (97222, 2995774), (176222, 1652774), (194444, 1497887), (352444, 826387)]