51286905

素因数分解:

$3^3\times 5^1\times {\mathrm{379903}}^1$

素因数の和:379917

約数の個数: 16

約数和(自身を含む): 91176960

約数和(自身を除く): 39890055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 379903, 1139709, 1899515, 3419127, 5698545, 10257381, 17095635, 51286905]

約数ペア:

[(1, 51286905), (3, 17095635), (5, 10257381), (9, 5698545), (15, 3419127), (27, 1899515), (45, 1139709), (135, 379903)]