56163639

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{140761}}^1$

素因数の和:140790

約数の個数: 16

約数和(自身を含む): 90087680

約数和(自身を除く): 33924041

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 140761, 422283, 985327, 2674459, 2955981, 8023377, 18721213, 56163639]

約数ペア:

[(1, 56163639), (3, 18721213), (7, 8023377), (19, 2955981), (21, 2674459), (57, 985327), (133, 422283), (399, 140761)]