406123055

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{7879}}^1$

素因数の和:7971

約数の個数: 24

約数和(自身を含む): 536438880

約数和(自身を除く): 130315825

約数列:

[1, 5, 13, 61, 65, 169, 305, 793, 845, 3965, 7879, 10309, 39395, 51545, 102427, 480619, 512135, 1331551, 2403095, 6248047, 6657755, 31240235, 81224611, 406123055]

約数ペア:

[(1, 406123055), (5, 81224611), (13, 31240235), (61, 6657755), (65, 6248047), (169, 2403095), (305, 1331551), (793, 512135), (845, 480619), (3965, 102427), (7879, 51545), (10309, 39395)]