28530825

素因数分解:

$3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{2423}}^1$

素因数の和:2593

約数の個数: 24

約数和(自身を含む): 47491008

約数和(自身を除く): 18960183

約数列:

[1, 3, 5, 15, 25, 75, 157, 471, 785, 2355, 2423, 3925, 7269, 11775, 12115, 36345, 60575, 181725, 380411, 1141233, 1902055, 5706165, 9510275, 28530825]

約数ペア:

[(1, 28530825), (3, 9510275), (5, 5706165), (15, 1902055), (25, 1141233), (75, 380411), (157, 181725), (471, 60575), (785, 36345), (2355, 12115), (2423, 11775), (3925, 7269)]