205440651

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2113}}^1$

素因数の和:2412

約数の個数: 32

約数和(自身を含む): 329107520

約数和(自身を除く): 123666869

約数列:

[1, 3, 9, 13, 27, 39, 117, 277, 351, 831, 2113, 2493, 3601, 6339, 7479, 10803, 19017, 27469, 32409, 57051, 82407, 97227, 247221, 585301, 741663, 1755903, 5267709, 7608913, 15803127, 22826739, 68480217, 205440651]

約数ペア:

[(1, 205440651), (3, 68480217), (9, 22826739), (13, 15803127), (27, 7608913), (39, 5267709), (117, 1755903), (277, 741663), (351, 585301), (831, 247221), (2113, 97227), (2493, 82407), (3601, 57051), (6339, 32409), (7479, 27469), (10803, 19017)]