28352205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{90007}}^1$

素因数の和:90025

約数の個数: 24

約数和(自身を含む): 56164992

約数和(自身を除く): 27812787

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 90007, 270021, 450035, 630049, 810063, 1350105, 1890147, 3150245, 4050315, 5670441, 9450735, 28352205]

約数ペア:

[(1, 28352205), (3, 9450735), (5, 5670441), (7, 4050315), (9, 3150245), (15, 1890147), (21, 1350105), (35, 810063), (45, 630049), (63, 450035), (105, 270021), (315, 90007)]