7407531

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:960

約数の個数: 20

約数和(自身を含む): 11180400

約数和(自身を除く): 3772869

約数列:

[1, 3, 9, 27, 81, 109, 327, 839, 981, 2517, 2943, 7551, 8829, 22653, 67959, 91451, 274353, 823059, 2469177, 7407531]

約数ペア:

[(1, 7407531), (3, 2469177), (9, 823059), (27, 274353), (81, 91451), (109, 67959), (327, 22653), (839, 8829), (981, 7551), (2517, 2943)]