408656432015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{6451}}^1\times {\mathrm{974581}}^1$

素因数の和:981050

約数の個数: 16

約数和(自身を含む): 528192257376

約数和(自身を除く): 119535825361

約数列:

[1, 5, 13, 65, 6451, 32255, 83863, 419315, 974581, 4872905, 12669553, 63347765, 6287022031, 31435110155, 81731286403, 408656432015]

約数ペア:

[(1, 408656432015), (5, 81731286403), (13, 31435110155), (65, 6287022031), (6451, 63347765), (32255, 12669553), (83863, 4872905), (419315, 974581)]