51287715

素因数分解:

$3^3\times 5^1\times {\mathrm{379909}}^1$

素因数の和:379923

約数の個数: 16

約数和(自身を含む): 91178400

約数和(自身を除く): 39890685

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 379909, 1139727, 1899545, 3419181, 5698635, 10257543, 17095905, 51287715]

約数ペア:

[(1, 51287715), (3, 17095905), (5, 10257543), (9, 5698635), (15, 3419181), (27, 1899545), (45, 1139727), (135, 379909)]