491348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 1011360

約数和(自身を除く): 520012

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 859, 1718, 3436, 9449, 11167, 18898, 22334, 37796, 44668, 122837, 245674, 491348]

約数ペア:

[(1, 491348), (2, 245674), (4, 122837), (11, 44668), (13, 37796), (22, 22334), (26, 18898), (44, 11167), (52, 9449), (143, 3436), (286, 1718), (572, 859)]