490997286

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2098279}}^1$

素因数の和:2098300

約数の個数: 24

約数和(自身を含む): 1145660880

約数和(自身を除く): 654663594

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 2098279, 4196558, 6294837, 12589674, 18884511, 27277627, 37769022, 54555254, 81832881, 163665762, 245498643, 490997286]

約数ペア:

[(1, 490997286), (2, 245498643), (3, 163665762), (6, 81832881), (9, 54555254), (13, 37769022), (18, 27277627), (26, 18884511), (39, 12589674), (78, 6294837), (117, 4196558), (234, 2098279)]