51162215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 67039488

約数和(自身を除く): 15877273

約数列:

[1, 5, 13, 65, 169, 191, 317, 845, 955, 1585, 2483, 4121, 12415, 20605, 32279, 53573, 60547, 161395, 267865, 302735, 787111, 3935555, 10232443, 51162215]

約数ペア:

[(1, 51162215), (5, 10232443), (13, 3935555), (65, 787111), (169, 302735), (191, 267865), (317, 161395), (845, 60547), (955, 53573), (1585, 32279), (2483, 20605), (4121, 12415)]