7980456978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{123121}}^1$

素因数の和:123419

約数の個数: 48

約数和(自身を含む): 18688442136

約数和(自身を除く): 10707985158

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 277, 554, 831, 1662, 2493, 3601, 4986, 7202, 10803, 21606, 32409, 64818, 123121, 246242, 369363, 738726, 1108089, 1600573, 2216178, 3201146, 4801719, 9603438, 14405157, 28810314, 34104517, 68209034, 102313551, 204627102, 306940653, 443358721, 613881306, 886717442, 1330076163, 2660152326, 3990228489, 7980456978]

約数ペア:

[(1, 7980456978), (2, 3990228489), (3, 2660152326), (6, 1330076163), (9, 886717442), (13, 613881306), (18, 443358721), (26, 306940653), (39, 204627102), (78, 102313551), (117, 68209034), (234, 34104517), (277, 28810314), (554, 14405157), (831, 9603438), (1662, 4801719), (2493, 3201146), (3601, 2216178), (4986, 1600573), (7202, 1108089), (10803, 738726), (21606, 369363), (32409, 246242), (64818, 123121)]