31229812

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{223}}^2$

素因数の和:607

約数の個数: 18

約数和(自身を含む): 55248018

約数和(自身を除く): 24018206

約数列:

[1, 2, 4, 157, 223, 314, 446, 628, 892, 35011, 49729, 70022, 99458, 140044, 198916, 7807453, 15614906, 31229812]

約数ペア:

[(1, 31229812), (2, 15614906), (4, 7807453), (157, 198916), (223, 140044), (314, 99458), (446, 70022), (628, 49729), (892, 35011)]