131978483

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{2221}}^1$

素因数の和:2894

約数の個数: 16

約数和(自身を含む): 162757056

約数和(自身を除く): 30778573

約数列:

[1, 7, 13, 91, 653, 2221, 4571, 8489, 15547, 28873, 59423, 202111, 1450313, 10152191, 18854069, 131978483]

約数ペア:

[(1, 131978483), (7, 18854069), (13, 10152191), (91, 1450313), (653, 202111), (2221, 59423), (4571, 28873), (8489, 15547)]