22158905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2531}}^1$

素因数の和:2656

約数の個数: 16

約数和(自身を含む): 28439424

約数和(自身を除く): 6280519

約数列:

[1, 5, 17, 85, 103, 515, 1751, 2531, 8755, 12655, 43027, 215135, 260693, 1303465, 4431781, 22158905]

約数ペア:

[(1, 22158905), (5, 4431781), (17, 1303465), (85, 260693), (103, 215135), (515, 43027), (1751, 12655), (2531, 8755)]