31628278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{9157}}^1$

素因数の和:9327

約数の個数: 16

約数和(自身を含む): 52090704

約数和(自身を除く): 20462426

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 9157, 18314, 100727, 201454, 1437649, 2875298, 15814139, 31628278]

約数ペア:

[(1, 31628278), (2, 15814139), (11, 2875298), (22, 1437649), (157, 201454), (314, 100727), (1727, 18314), (3454, 9157)]