20281725

素因数分解:

$3^3\times 5^2\times {\mathrm{30047}}^1$

素因数の和:30066

約数の個数: 24

約数和(自身を含む): 37259520

約数和(自身を除く): 16977795

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30047, 90141, 150235, 270423, 450705, 751175, 811269, 1352115, 2253525, 4056345, 6760575, 20281725]

約数ペア:

[(1, 20281725), (3, 6760575), (5, 4056345), (9, 2253525), (15, 1352115), (25, 811269), (27, 751175), (45, 450705), (75, 270423), (135, 150235), (225, 90141), (675, 30047)]