20852475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{39719}}^1$

素因数の和:39739

約数の個数: 24

約数和(自身を含む): 39402240

約数和(自身を除く): 18549765

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 39719, 119157, 198595, 278033, 595785, 834099, 992975, 1390165, 2978925, 4170495, 6950825, 20852475]

約数ペア:

[(1, 20852475), (3, 6950825), (5, 4170495), (7, 2978925), (15, 1390165), (21, 992975), (25, 834099), (35, 595785), (75, 278033), (105, 198595), (175, 119157), (525, 39719)]