68661905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{17317}}^1$

素因数の和:17396

約数の個数: 16

約数和(自身を含む): 90192144

約数和(自身を除く): 21530239

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 17317, 86585, 225121, 1056337, 1125605, 5281685, 13732381, 68661905]

約数ペア:

[(1, 68661905), (5, 13732381), (13, 5281685), (61, 1125605), (65, 1056337), (305, 225121), (793, 86585), (3965, 17317)]