677638364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{220873}}^1$

素因数の和:220949

約数の個数: 24

約数和(自身を含む): 1298739120

約数和(自身を除く): 621100756

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 220873, 441746, 883492, 2871349, 5742698, 11485396, 13031507, 26063014, 52126028, 169409591, 338819182, 677638364]

約数ペア:

[(1, 677638364), (2, 338819182), (4, 169409591), (13, 52126028), (26, 26063014), (52, 13031507), (59, 11485396), (118, 5742698), (236, 2871349), (767, 883492), (1534, 441746), (3068, 220873)]