12880335

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5081}}^1$

素因数の和:5115

約数の個数: 24

約数和(自身を含む): 22320144

約数和(自身を除く): 9439809

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 5081, 15243, 25405, 66053, 76215, 198159, 330265, 858689, 990795, 2576067, 4293445, 12880335]

約数ペア:

[(1, 12880335), (3, 4293445), (5, 2576067), (13, 990795), (15, 858689), (39, 330265), (65, 198159), (169, 76215), (195, 66053), (507, 25405), (845, 15243), (2535, 5081)]