49220405

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1879}}^1$

素因数の和:1941

約数の個数: 24

約数和(自身を含む): 66055680

約数和(自身を除く): 16835275

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 1879, 2015, 5239, 9395, 24427, 26195, 58249, 122135, 291245, 317551, 757237, 1587755, 3786185, 9844081, 49220405]

約数ペア:

[(1, 49220405), (5, 9844081), (13, 3786185), (31, 1587755), (65, 757237), (155, 317551), (169, 291245), (403, 122135), (845, 58249), (1879, 26195), (2015, 24427), (5239, 9395)]