1257945858

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:628

約数の個数: 96

約数和(自身を含む): 2992809456

約数和(自身を除く): 1734863598

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 97, 117, 157, 194, 234, 291, 314, 353, 471, 582, 706, 873, 942, 1059, 1261, 1413, 1746, 2041, 2118, 2522, 2826, 3177, 3783, 4082, 4589, 6123, 6354, 7566, 9178, 11349, 12246, 13767, 15229, 18369, 22698, 27534, 30458, 34241, 36738, 41301, 45687, 55421, 68482, 82602, 91374, 102723, 110842, 137061, 166263, 197977, 205446, 274122, 308169, 332526, 395954, 445133, 498789, 593931, 616338, 720473, 890266, 997578, 1187862, 1335399, 1440946, 1781793, 2161419, 2670798, 3563586, 4006197, 4322838, 5375837, 6484257, 8012394, 10751674, 12968514, 16127511, 32255022, 48382533, 69885881, 96765066, 139771762, 209657643, 419315286, 628972929, 1257945858]

約数ペア:

[(1, 1257945858), (2, 628972929), (3, 419315286), (6, 209657643), (9, 139771762), (13, 96765066), (18, 69885881), (26, 48382533), (39, 32255022), (78, 16127511), (97, 12968514), (117, 10751674), (157, 8012394), (194, 6484257), (234, 5375837), (291, 4322838), (314, 4006197), (353, 3563586), (471, 2670798), (582, 2161419), (706, 1781793), (873, 1440946), (942, 1335399), (1059, 1187862), (1261, 997578), (1413, 890266), (1746, 720473), (2041, 616338), (2118, 593931), (2522, 498789), (2826, 445133), (3177, 395954), (3783, 332526), (4082, 308169), (4589, 274122), (6123, 205446), (6354, 197977), (7566, 166263), (9178, 137061), (11349, 110842), (12246, 102723), (13767, 91374), (15229, 82602), (18369, 68482), (22698, 55421), (27534, 45687), (30458, 41301), (34241, 36738)]