56765215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{23603}}^1$

素因数の和:23658

約数の個数: 16

約数和(自身を含む): 75343968

約数和(自身を除く): 18578753

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 23603, 118015, 306839, 873311, 1534195, 4366555, 11353043, 56765215]

約数ペア:

[(1, 56765215), (5, 11353043), (13, 4366555), (37, 1534195), (65, 873311), (185, 306839), (481, 118015), (2405, 23603)]