71513455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{16421}}^1$

素因数の和:16506

約数の個数: 16

約数和(自身を含む): 93802464

約数和(自身を除く): 22289009

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 16421, 82105, 213473, 1067365, 1100207, 5501035, 14302691, 71513455]

約数ペア:

[(1, 71513455), (5, 14302691), (13, 5501035), (65, 1100207), (67, 1067365), (335, 213473), (871, 82105), (4355, 16421)]