68239717

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{44111}}^1$

素因数の和:44148

約数の個数: 16

約数和(自身を含む): 88929792

約数和(自身を除く): 20690075

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 44111, 308777, 573443, 749887, 4014101, 5249209, 9748531, 68239717]

約数ペア:

[(1, 68239717), (7, 9748531), (13, 5249209), (17, 4014101), (91, 749887), (119, 573443), (221, 308777), (1547, 44111)]