31979591

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1429}}^1$

素因数の和:1598

約数の個数: 16

約数和(自身を含む): 38438400

約数和(自身を除く): 6458809

約数列:

[1, 7, 23, 139, 161, 973, 1429, 3197, 10003, 22379, 32867, 198631, 230069, 1390417, 4568513, 31979591]

約数ペア:

[(1, 31979591), (7, 4568513), (23, 1390417), (139, 230069), (161, 198631), (973, 32867), (1429, 22379), (3197, 10003)]