64669371

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{229}}^1\times {\mathrm{557}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 93944880

約数和(自身を除く): 29275509

約数列:

[1, 3, 13, 39, 169, 229, 507, 557, 687, 1671, 2977, 7241, 8931, 21723, 38701, 94133, 116103, 127553, 282399, 382659, 1658189, 4974567, 21556457, 64669371]

約数ペア:

[(1, 64669371), (3, 21556457), (13, 4974567), (39, 1658189), (169, 382659), (229, 282399), (507, 127553), (557, 116103), (687, 94133), (1671, 38701), (2977, 21723), (7241, 8931)]