249979891

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{2579}}^1$

素因数の和:2874

約数の個数: 16

約数和(自身を含む): 291767040

約数和(自身を除く): 41787149

約数列:

[1, 7, 61, 227, 427, 1589, 2579, 13847, 18053, 96929, 157319, 585433, 1101233, 4098031, 35711413, 249979891]

約数ペア:

[(1, 249979891), (7, 35711413), (61, 4098031), (227, 1101233), (427, 585433), (1589, 157319), (2579, 96929), (13847, 18053)]