2489445

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1129}}^1$

素因数の和:1154

約数の個数: 36

約数和(自身を含む): 5023980

約数和(自身を除く): 2534535

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1129, 2205, 3387, 5645, 7903, 10161, 16935, 23709, 39515, 50805, 55321, 71127, 118545, 165963, 276605, 355635, 497889, 829815, 2489445]

約数ペア:

[(1, 2489445), (3, 829815), (5, 497889), (7, 355635), (9, 276605), (15, 165963), (21, 118545), (35, 71127), (45, 55321), (49, 50805), (63, 39515), (105, 23709), (147, 16935), (245, 10161), (315, 7903), (441, 5645), (735, 3387), (1129, 2205)]