668889182

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{6379}}^1$

素因数の和:6540

約数の個数: 32

約数和(自身を含む): 1120072800

約数和(自身を除く): 451183618

約数列:

[1, 2, 13, 26, 37, 74, 109, 218, 481, 962, 1417, 2834, 4033, 6379, 8066, 12758, 52429, 82927, 104858, 165854, 236023, 472046, 695311, 1390622, 3068299, 6136598, 9039043, 18078086, 25726507, 51453014, 334444591, 668889182]

約数ペア:

[(1, 668889182), (2, 334444591), (13, 51453014), (26, 25726507), (37, 18078086), (74, 9039043), (109, 6136598), (218, 3068299), (481, 1390622), (962, 695311), (1417, 472046), (2834, 236023), (4033, 165854), (6379, 104858), (8066, 82927), (12758, 52429)]