31621554

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 70424640

約数和(自身を除く): 38803086

約数列:

[1, 2, 3, 6, 9, 18, 71, 109, 142, 213, 218, 227, 327, 426, 454, 639, 654, 681, 981, 1278, 1362, 1962, 2043, 4086, 7739, 15478, 16117, 23217, 24743, 32234, 46434, 48351, 49486, 69651, 74229, 96702, 139302, 145053, 148458, 222687, 290106, 445374, 1756753, 3513506, 5270259, 10540518, 15810777, 31621554]

約数ペア:

[(1, 31621554), (2, 15810777), (3, 10540518), (6, 5270259), (9, 3513506), (18, 1756753), (71, 445374), (109, 290106), (142, 222687), (213, 148458), (218, 145053), (227, 139302), (327, 96702), (426, 74229), (454, 69651), (639, 49486), (654, 48351), (681, 46434), (981, 32234), (1278, 24743), (1362, 23217), (1962, 16117), (2043, 15478), (4086, 7739)]