28072875

素因数分解:

$3^1\times 5^3\times {\mathrm{74861}}^1$

素因数の和:74879

約数の個数: 16

約数和(自身を含む): 46713888

約数和(自身を除く): 18641013

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 74861, 224583, 374305, 1122915, 1871525, 5614575, 9357625, 28072875]

約数ペア:

[(1, 28072875), (3, 9357625), (5, 5614575), (15, 1871525), (25, 1122915), (75, 374305), (125, 224583), (375, 74861)]