291567289

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 345080736

約数和(自身を除く): 53513447

約数列:

[1, 13, 17, 37, 181, 197, 221, 481, 629, 2353, 2561, 3077, 3349, 6697, 7289, 8177, 35657, 40001, 43537, 87061, 94757, 113849, 123913, 463541, 606169, 1319309, 1480037, 1610869, 7880197, 17151017, 22428253, 291567289]

約数ペア:

[(1, 291567289), (13, 22428253), (17, 17151017), (37, 7880197), (181, 1610869), (197, 1480037), (221, 1319309), (481, 606169), (629, 463541), (2353, 123913), (2561, 113849), (3077, 94757), (3349, 87061), (6697, 43537), (7289, 40001), (8177, 35657)]