664759009

素因数分解:

${\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^2$

素因数の和:1152

約数の個数: 12

約数和(自身を含む): 696225280

約数和(自身を除く): 31466271

約数列:

[1, 31, 79, 521, 2449, 16151, 41159, 271441, 1275929, 8414671, 21443839, 664759009]

約数ペア:

[(1, 664759009), (31, 21443839), (79, 8414671), (521, 1275929), (2449, 271441), (16151, 41159)]