28571445

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{90703}}^1$

素因数の和:90721

約数の個数: 24

約数和(自身を含む): 56599296

約数和(自身を除く): 28027851

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 90703, 272109, 453515, 634921, 816327, 1360545, 1904763, 3174605, 4081635, 5714289, 9523815, 28571445]

約数ペア:

[(1, 28571445), (3, 9523815), (5, 5714289), (7, 4081635), (9, 3174605), (15, 1904763), (21, 1360545), (35, 816327), (45, 634921), (63, 453515), (105, 272109), (315, 90703)]