28443569

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 36492768

約数和(自身を除く): 8049199

約数列:

[1, 7, 11, 49, 77, 113, 467, 539, 791, 1243, 3269, 5137, 5537, 8701, 22883, 35959, 52771, 60907, 251713, 369397, 580481, 2585779, 4063367, 28443569]

約数ペア:

[(1, 28443569), (7, 4063367), (11, 2585779), (49, 580481), (77, 369397), (113, 251713), (467, 60907), (539, 52771), (791, 35959), (1243, 22883), (3269, 8701), (5137, 5537)]