13281506

素因数分解:

$2^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2161}}^1$

素因数の和:2609

約数の個数: 16

約数和(自身を含む): 22830720

約数和(自身を除く): 9549214

約数列:

[1, 2, 7, 14, 439, 878, 2161, 3073, 4322, 6146, 15127, 30254, 948679, 1897358, 6640753, 13281506]

約数ペア:

[(1, 13281506), (2, 6640753), (7, 1897358), (14, 948679), (439, 30254), (878, 15127), (2161, 6146), (3073, 4322)]