90618891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{161531}}^1$

素因数の和:161562

約数の個数: 16

約数和(自身を含む): 139563648

約数和(自身を除く): 48944757

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 161531, 484593, 1776841, 2746027, 5330523, 8238081, 30206297, 90618891]

約数ペア:

[(1, 90618891), (3, 30206297), (11, 8238081), (17, 5330523), (33, 2746027), (51, 1776841), (187, 484593), (561, 161531)]