3997864

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{2957}}^1$

素因数の和:2989

約数の個数: 24

約数和(自身を含む): 8119710

約数和(自身を除く): 4121846

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 2957, 5914, 11828, 23656, 38441, 76882, 153764, 307528, 499733, 999466, 1998932, 3997864]

約数ペア:

[(1, 3997864), (2, 1998932), (4, 999466), (8, 499733), (13, 307528), (26, 153764), (52, 76882), (104, 38441), (169, 23656), (338, 11828), (676, 5914), (1352, 2957)]