31621118

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{1987}}^1$

素因数の和:2171

約数の個数: 16

約数和(自身を含む): 48546960

約数和(自身を除く): 16925842

約数列:

[1, 2, 73, 109, 146, 218, 1987, 3974, 7957, 15914, 145051, 216583, 290102, 433166, 15810559, 31621118]

約数ペア:

[(1, 31621118), (2, 15810559), (73, 433166), (109, 290102), (146, 216583), (218, 145051), (1987, 15914), (3974, 7957)]