56945564

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{84239}}^1$

素因数の和:84269

約数の個数: 18

約数和(自身を含む): 107911440

約数和(自身を除く): 50965876

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 84239, 168478, 336956, 1095107, 2190214, 4380428, 14236391, 28472782, 56945564]

約数ペア:

[(1, 56945564), (2, 28472782), (4, 14236391), (13, 4380428), (26, 2190214), (52, 1095107), (169, 336956), (338, 168478), (676, 84239)]