2745819

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 20

約数和(自身を含む): 4152720

約数和(自身を除く): 1406901

約数列:

[1, 3, 9, 27, 81, 109, 311, 327, 933, 981, 2799, 2943, 8397, 8829, 25191, 33899, 101697, 305091, 915273, 2745819]

約数ペア:

[(1, 2745819), (3, 915273), (9, 305091), (27, 101697), (81, 33899), (109, 25191), (311, 8829), (327, 8397), (933, 2943), (981, 2799)]