721820164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3533}}^1\times {\mathrm{3929}}^1$

素因数の和:7479

約数の個数: 24

約数和(自身を含む): 1361084760

約数和(自身を除く): 639264596

約数列:

[1, 2, 4, 13, 26, 52, 3533, 3929, 7066, 7858, 14132, 15716, 45929, 51077, 91858, 102154, 183716, 204308, 13881157, 27762314, 55524628, 180455041, 360910082, 721820164]

約数ペア:

[(1, 721820164), (2, 360910082), (4, 180455041), (13, 55524628), (26, 27762314), (52, 13881157), (3533, 204308), (3929, 183716), (7066, 102154), (7858, 91858), (14132, 51077), (15716, 45929)]