31218242

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{129001}}^1$

素因数の和:129025

約数の個数: 12

約数和(自身を含む): 51471798

約数和(自身を除く): 20253556

約数列:

[1, 2, 11, 22, 121, 242, 129001, 258002, 1419011, 2838022, 15609121, 31218242]

約数ペア:

[(1, 31218242), (2, 15609121), (11, 2838022), (22, 1419011), (121, 258002), (242, 129001)]