28175525

素因数分解:

$5^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{691}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 40158144

約数和(自身を除く): 11982619

約数列:

[1, 5, 7, 25, 35, 175, 233, 691, 1165, 1631, 3455, 4837, 5825, 8155, 17275, 24185, 40775, 120925, 161003, 805015, 1127021, 4025075, 5635105, 28175525]

約数ペア:

[(1, 28175525), (5, 5635105), (7, 4025075), (25, 1127021), (35, 805015), (175, 161003), (233, 120925), (691, 40775), (1165, 24185), (1631, 17275), (3455, 8155), (4837, 5825)]