28861125

素因数分解:

$3^1\times 5^3\times {\mathrm{76963}}^1$

素因数の和:76981

約数の個数: 16

約数和(自身を含む): 48025536

約数和(自身を除く): 19164411

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 76963, 230889, 384815, 1154445, 1924075, 5772225, 9620375, 28861125]

約数ペア:

[(1, 28861125), (3, 9620375), (5, 5772225), (15, 1924075), (25, 1154445), (75, 384815), (125, 230889), (375, 76963)]