168394725

素因数分解:

$3^2\times 5^2\times {\mathrm{617}}^1\times {\mathrm{1213}}^1$

素因数の和:1846

約数の個数: 36

約数和(自身を含む): 302351556

約数和(自身を除く): 133956831

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 617, 1213, 1851, 3085, 3639, 5553, 6065, 9255, 10917, 15425, 18195, 27765, 30325, 46275, 54585, 90975, 138825, 272925, 748421, 2245263, 3742105, 6735789, 11226315, 18710525, 33678945, 56131575, 168394725]

約数ペア:

[(1, 168394725), (3, 56131575), (5, 33678945), (9, 18710525), (15, 11226315), (25, 6735789), (45, 3742105), (75, 2245263), (225, 748421), (617, 272925), (1213, 138825), (1851, 90975), (3085, 54585), (3639, 46275), (5553, 30325), (6065, 27765), (9255, 18195), (10917, 15425)]