201639669

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{51347}}^1$

素因数の和:51385

約数の個数: 32

約数和(自身を含む): 354917376

約数和(自身を除く): 153277707

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 51347, 154041, 359429, 564817, 872899, 1078287, 1694451, 2618697, 3953719, 6110293, 9601889, 11861157, 18330879, 28805667, 67213223, 201639669]

約数ペア:

[(1, 201639669), (3, 67213223), (7, 28805667), (11, 18330879), (17, 11861157), (21, 9601889), (33, 6110293), (51, 3953719), (77, 2618697), (119, 1694451), (187, 1078287), (231, 872899), (357, 564817), (561, 359429), (1309, 154041), (3927, 51347)]