31193074

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{821}}^1$

素因数の和:1002

約数の個数: 24

約数和(自身を含む): 51820524

約数和(自身を除く): 20627450

約数列:

[1, 2, 11, 22, 121, 157, 242, 314, 821, 1642, 1727, 3454, 9031, 18062, 18997, 37994, 99341, 128897, 198682, 257794, 1417867, 2835734, 15596537, 31193074]

約数ペア:

[(1, 31193074), (2, 15596537), (11, 2835734), (22, 1417867), (121, 257794), (157, 198682), (242, 128897), (314, 99341), (821, 37994), (1642, 18997), (1727, 18062), (3454, 9031)]