153863145

素因数分解:

$3^4\times 5^1\times {\mathrm{379909}}^1$

素因数の和:379926

約数の個数: 20

約数和(自身を含む): 275814660

約数和(自身を除く): 121951515

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 379909, 1139727, 1899545, 3419181, 5698635, 10257543, 17095905, 30772629, 51287715, 153863145]

約数ペア:

[(1, 153863145), (3, 51287715), (5, 30772629), (9, 17095905), (15, 10257543), (27, 5698635), (45, 3419181), (81, 1899545), (135, 1139727), (405, 379909)]