642323518

素因数分解:

$2^1\times {\mathrm{359}}^1\times {\mathrm{823}}^1\times {\mathrm{1087}}^1$

素因数の和:2271

約数の個数: 16

約数和(自身を含む): 968232960

約数和(自身を除く): 325909442

約数列:

[1, 2, 359, 718, 823, 1087, 1646, 2174, 295457, 390233, 590914, 780466, 894601, 1789202, 321161759, 642323518]

約数ペア:

[(1, 642323518), (2, 321161759), (359, 1789202), (718, 894601), (823, 780466), (1087, 590914), (1646, 390233), (2174, 295457)]