12931555

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 19361664

約数和(自身を除く): 6430109

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 293, 455, 485, 679, 1261, 1465, 2051, 3395, 3809, 6305, 8827, 10255, 19045, 26663, 28421, 44135, 133315, 142105, 198947, 369473, 994735, 1847365, 2586311, 12931555]

約数ペア:

[(1, 12931555), (5, 2586311), (7, 1847365), (13, 994735), (35, 369473), (65, 198947), (91, 142105), (97, 133315), (293, 44135), (455, 28421), (485, 26663), (679, 19045), (1261, 10255), (1465, 8827), (2051, 6305), (3395, 3809)]