289683807

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{142211}}^1$

素因数の和:142318

約数の個数: 16

約数和(自身を含む): 445976832

約数和(自身を除く): 156293025

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 142211, 426633, 995477, 2986431, 13794467, 41383401, 96561269, 289683807]

約数ペア:

[(1, 289683807), (3, 96561269), (7, 41383401), (21, 13794467), (97, 2986431), (291, 995477), (679, 426633), (2037, 142211)]