2720565405

素因数分解:

$3^2\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{35129}}^1$

素因数の和:36861

約数の個数: 24

約数和(自身を含む): 4718521080

約数和(自身を除く): 1997955675

約数列:

[1, 3, 5, 9, 15, 45, 1721, 5163, 8605, 15489, 25815, 35129, 77445, 105387, 175645, 316161, 526935, 1580805, 60457009, 181371027, 302285045, 544113081, 906855135, 2720565405]

約数ペア:

[(1, 2720565405), (3, 906855135), (5, 544113081), (9, 302285045), (15, 181371027), (45, 60457009), (1721, 1580805), (5163, 526935), (8605, 316161), (15489, 175645), (25815, 105387), (35129, 77445)]