31218239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4871}}^1$

素因数の和:4930

約数の個数: 16

約数和(自身を含む): 36832320

約数和(自身を除く): 5614081

約数列:

[1, 13, 17, 29, 221, 377, 493, 4871, 6409, 63323, 82807, 141259, 1076491, 1836367, 2401403, 31218239]

約数ペア:

[(1, 31218239), (13, 2401403), (17, 1836367), (29, 1076491), (221, 141259), (377, 82807), (493, 63323), (4871, 6409)]