205507755

素因数分解:

$3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{12721}}^1$

素因数の和:13091

約数の個数: 24

約数和(自身を含む): 357233760

約数和(自身を除く): 151726005

約数列:

[1, 3, 5, 9, 15, 45, 359, 1077, 1795, 3231, 5385, 12721, 16155, 38163, 63605, 114489, 190815, 572445, 4566839, 13700517, 22834195, 41101551, 68502585, 205507755]

約数ペア:

[(1, 205507755), (3, 68502585), (5, 41101551), (9, 22834195), (15, 13700517), (45, 4566839), (359, 572445), (1077, 190815), (1795, 114489), (3231, 63605), (5385, 38163), (12721, 16155)]