20531175

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{39107}}^1$

素因数の和:39127

約数の個数: 24

約数和(自身を含む): 38795136

約数和(自身を除く): 18263961

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 39107, 117321, 195535, 273749, 586605, 821247, 977675, 1368745, 2933025, 4106235, 6843725, 20531175]

約数ペア:

[(1, 20531175), (3, 6843725), (5, 4106235), (7, 2933025), (15, 1368745), (21, 977675), (25, 821247), (35, 586605), (75, 273749), (105, 195535), (175, 117321), (525, 39107)]