81554769

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{32479}}^1$

素因数の和:32522

約数の個数: 20

約数和(自身を含む): 125762560

約数和(自身を除く): 44207791

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 32479, 97437, 292311, 876933, 1006849, 2630799, 3020547, 9061641, 27184923, 81554769]

約数ペア:

[(1, 81554769), (3, 27184923), (9, 9061641), (27, 3020547), (31, 2630799), (81, 1006849), (93, 876933), (279, 292311), (837, 97437), (2511, 32479)]