664698076

素因数分解:

$2^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{142151}}^1$

素因数の和:142329

約数の個数: 24

約数和(自身を含む): 1337366016

約数和(自身を除く): 672667940

約数列:

[1, 2, 4, 7, 14, 28, 167, 334, 668, 1169, 2338, 4676, 142151, 284302, 568604, 995057, 1990114, 3980228, 23739217, 47478434, 94956868, 166174519, 332349038, 664698076]

約数ペア:

[(1, 664698076), (2, 332349038), (4, 166174519), (7, 94956868), (14, 47478434), (28, 23739217), (167, 3980228), (334, 1990114), (668, 995057), (1169, 568604), (2338, 284302), (4676, 142151)]