2222399855

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{809}}^1\times {\mathrm{3251}}^1$

素因数の和:4091

約数の個数: 24

約数和(自身を含む): 2892263760

約数和(自身を除く): 669863905

約数列:

[1, 5, 13, 65, 169, 809, 845, 3251, 4045, 10517, 16255, 42263, 52585, 136721, 211315, 549419, 683605, 2630059, 2747095, 13150295, 34190767, 170953835, 444479971, 2222399855]

約数ペア:

[(1, 2222399855), (5, 444479971), (13, 170953835), (65, 34190767), (169, 13150295), (809, 2747095), (845, 2630059), (3251, 683605), (4045, 549419), (10517, 211315), (16255, 136721), (42263, 52585)]