145565615

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{5557}}^1$

素因数の和:5619

約数の個数: 24

約数和(自身を含む): 195285888

約数和(自身を除く): 49720273

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 2015, 5239, 5557, 26195, 27785, 72241, 172267, 361205, 861335, 939133, 2239471, 4695665, 11197355, 29113123, 145565615]

約数ペア:

[(1, 145565615), (5, 29113123), (13, 11197355), (31, 4695665), (65, 2239471), (155, 939133), (169, 861335), (403, 361205), (845, 172267), (2015, 72241), (5239, 27785), (5557, 26195)]