26391555

素因数分解:

$3^3\times 5^1\times {\mathrm{195493}}^1$

素因数の和:195507

約数の個数: 16

約数和(自身を含む): 46918560

約数和(自身を除く): 20527005

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 195493, 586479, 977465, 1759437, 2932395, 5278311, 8797185, 26391555]

約数ペア:

[(1, 26391555), (3, 8797185), (5, 5278311), (9, 2932395), (15, 1759437), (27, 977465), (45, 586479), (135, 195493)]