8687315

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 13082496

約数和(自身を除く): 4395181

約数列:

[1, 5, 7, 13, 35, 61, 65, 91, 305, 313, 427, 455, 793, 1565, 2135, 2191, 3965, 4069, 5551, 10955, 19093, 20345, 27755, 28483, 95465, 133651, 142415, 248209, 668255, 1241045, 1737463, 8687315]

約数ペア:

[(1, 8687315), (5, 1737463), (7, 1241045), (13, 668255), (35, 248209), (61, 142415), (65, 133651), (91, 95465), (305, 28483), (313, 27755), (427, 20345), (455, 19093), (793, 10955), (1565, 5551), (2135, 4069), (2191, 3965)]