13087521

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{4447}}^1$

素因数の和:4565

約数の個数: 16

約数和(自身を含む): 19571200

約数和(自身を除く): 6483679

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 4447, 13341, 40023, 120069, 484723, 1454169, 4362507, 13087521]

約数ペア:

[(1, 13087521), (3, 4362507), (9, 1454169), (27, 484723), (109, 120069), (327, 40023), (981, 13341), (2943, 4447)]