28403925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{34429}}^1$

素因数の和:34453

約数の個数: 24

約数和(自身を含む): 51231840

約数和(自身を除く): 22827915

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 34429, 103287, 172145, 378719, 516435, 860725, 1136157, 1893595, 2582175, 5680785, 9467975, 28403925]

約数ペア:

[(1, 28403925), (3, 9467975), (5, 5680785), (11, 2582175), (15, 1893595), (25, 1136157), (33, 860725), (55, 516435), (75, 378719), (165, 172145), (275, 103287), (825, 34429)]