28900875

素因数分解:

$3^1\times 5^3\times {\mathrm{77069}}^1$

素因数の和:77087

約数の個数: 16

約数和(自身を含む): 48091680

約数和(自身を除く): 19190805

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 77069, 231207, 385345, 1156035, 1926725, 5780175, 9633625, 28900875]

約数ペア:

[(1, 28900875), (3, 9633625), (5, 5780175), (15, 1926725), (25, 1156035), (75, 385345), (125, 231207), (375, 77069)]