31122789

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{2143}}^1$

素因数の和:2296

約数の個数: 16

約数和(自身を含む): 42811392

約数和(自身を除く): 11688603

約数列:

[1, 3, 47, 103, 141, 309, 2143, 4841, 6429, 14523, 100721, 220729, 302163, 662187, 10374263, 31122789]

約数ペア:

[(1, 31122789), (3, 10374263), (47, 662187), (103, 302163), (141, 220729), (309, 100721), (2143, 14523), (4841, 6429)]