290367038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{656939}}^1$

素因数の和:656971

約数の個数: 16

約数和(自身を含む): 496646640

約数和(自身を除く): 206279602

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 656939, 1313878, 8540207, 11167963, 17080414, 22335926, 145183519, 290367038]

約数ペア:

[(1, 290367038), (2, 145183519), (13, 22335926), (17, 17080414), (26, 11167963), (34, 8540207), (221, 1313878), (442, 656939)]