20161748985

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{27430951}}^1$

素因数の和:27430973

約数の個数: 24

約数和(自身を含む): 37525542336

約数和(自身を除く): 17363793351

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 27430951, 82292853, 137154755, 192016657, 411464265, 576049971, 960083285, 1344116599, 2880249855, 4032349797, 6720582995, 20161748985]

約数ペア:

[(1, 20161748985), (3, 6720582995), (5, 4032349797), (7, 2880249855), (15, 1344116599), (21, 960083285), (35, 576049971), (49, 411464265), (105, 192016657), (147, 137154755), (245, 82292853), (735, 27430951)]