66251612

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 136657920

約数和(自身を除く): 70406308

約数列:

[1, 2, 4, 7, 14, 28, 61, 79, 122, 158, 244, 316, 427, 491, 553, 854, 982, 1106, 1708, 1964, 2212, 3437, 4819, 6874, 9638, 13748, 19276, 29951, 33733, 38789, 59902, 67466, 77578, 119804, 134932, 155156, 209657, 271523, 419314, 543046, 838628, 1086092, 2366129, 4732258, 9464516, 16562903, 33125806, 66251612]

約数ペア:

[(1, 66251612), (2, 33125806), (4, 16562903), (7, 9464516), (14, 4732258), (28, 2366129), (61, 1086092), (79, 838628), (122, 543046), (158, 419314), (244, 271523), (316, 209657), (427, 155156), (491, 134932), (553, 119804), (854, 77578), (982, 67466), (1106, 59902), (1708, 38789), (1964, 33733), (2212, 29951), (3437, 19276), (4819, 13748), (6874, 9638)]