1021875

素因数分解:

$3^1\times 5^5\times {\mathrm{109}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 1718640

約数和(自身を除く): 696765

約数列:

[1, 3, 5, 15, 25, 75, 109, 125, 327, 375, 545, 625, 1635, 1875, 2725, 3125, 8175, 9375, 13625, 40875, 68125, 204375, 340625, 1021875]

約数ペア:

[(1, 1021875), (3, 340625), (5, 204375), (15, 68125), (25, 40875), (75, 13625), (109, 9375), (125, 8175), (327, 3125), (375, 2725), (545, 1875), (625, 1635)]