287579781

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{259783}}^1$

素因数の和:259833

約数の個数: 16

約数和(自身を含む): 436437120

約数和(自身を除く): 148857339

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 259783, 779349, 2338047, 7014141, 10651103, 31953309, 95859927, 287579781]

約数ペア:

[(1, 287579781), (3, 95859927), (9, 31953309), (27, 10651103), (41, 7014141), (123, 2338047), (369, 779349), (1107, 259783)]