210798511

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{13757}}^1$

素因数の和:13974

約数の個数: 16

約数和(自身を含む): 264153600

約数和(自身を除く): 53355089

約数列:

[1, 7, 11, 77, 199, 1393, 2189, 13757, 15323, 96299, 151327, 1059289, 2737643, 19163501, 30114073, 210798511]

約数ペア:

[(1, 210798511), (7, 30114073), (11, 19163501), (77, 2737643), (199, 1059289), (1393, 151327), (2189, 96299), (13757, 15323)]