565565007

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 896313600

約数和(自身を除く): 330748593

約数列:

[1, 3, 7, 21, 49, 89, 139, 147, 267, 311, 417, 623, 933, 973, 1869, 2177, 2919, 4361, 6531, 6811, 12371, 13083, 15239, 20433, 27679, 37113, 43229, 45717, 83037, 86597, 129687, 193753, 259791, 302603, 581259, 606179, 907809, 1356271, 1818537, 2118221, 3847381, 4068813, 6354663, 11542143, 26931667, 80795001, 188521669, 565565007]

約数ペア:

[(1, 565565007), (3, 188521669), (7, 80795001), (21, 26931667), (49, 11542143), (89, 6354663), (139, 4068813), (147, 3847381), (267, 2118221), (311, 1818537), (417, 1356271), (623, 907809), (933, 606179), (973, 581259), (1869, 302603), (2177, 259791), (2919, 193753), (4361, 129687), (6531, 86597), (6811, 83037), (12371, 45717), (13083, 43229), (15239, 37113), (20433, 27679)]