2560467

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 4290048

約数和(自身を除く): 1729581

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 113, 249, 273, 339, 581, 791, 1079, 1469, 1743, 2373, 3237, 4407, 7553, 9379, 10283, 22659, 28137, 30849, 65653, 121927, 196959, 365781, 853489, 2560467]

約数ペア:

[(1, 2560467), (3, 853489), (7, 365781), (13, 196959), (21, 121927), (39, 65653), (83, 30849), (91, 28137), (113, 22659), (249, 10283), (273, 9379), (339, 7553), (581, 4407), (791, 3237), (1079, 2373), (1469, 1743)]