28859475

素因数分解:

$3^1\times 5^2\times {\mathrm{449}}^1\times {\mathrm{857}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 47876400

約数和(自身を除く): 19016925

約数列:

[1, 3, 5, 15, 25, 75, 449, 857, 1347, 2245, 2571, 4285, 6735, 11225, 12855, 21425, 33675, 64275, 384793, 1154379, 1923965, 5771895, 9619825, 28859475]

約数ペア:

[(1, 28859475), (3, 9619825), (5, 5771895), (15, 1923965), (25, 1154379), (75, 384793), (449, 64275), (857, 33675), (1347, 21425), (2245, 12855), (2571, 11225), (4285, 6735)]