9901875

素因数分解:

$3^1\times 5^4\times {\mathrm{5281}}^1$

素因数の和:5304

約数の個数: 20

約数和(自身を含む): 16500968

約数和(自身を除く): 6599093

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 5281, 15843, 26405, 79215, 132025, 396075, 660125, 1980375, 3300625, 9901875]

約数ペア:

[(1, 9901875), (3, 3300625), (5, 1980375), (15, 660125), (25, 396075), (75, 132025), (125, 79215), (375, 26405), (625, 15843), (1875, 5281)]