188791981

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{2647}}^1$

素因数の和:3120

約数の個数: 16

約数和(自身を含む): 225736704

約数和(自身を除く): 36944723

約数列:

[1, 7, 23, 161, 443, 2647, 3101, 10189, 18529, 60881, 71323, 426167, 1172621, 8208347, 26970283, 188791981]

約数ペア:

[(1, 188791981), (7, 26970283), (23, 8208347), (161, 1172621), (443, 426167), (2647, 71323), (3101, 60881), (10189, 18529)]