39720963

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{8821}}^1$

素因数の和:8922

約数の個数: 16

約数和(自身を含む): 56460800

約数和(自身を除く): 16739837

約数列:

[1, 3, 19, 57, 79, 237, 1501, 4503, 8821, 26463, 167599, 502797, 696859, 2090577, 13240321, 39720963]

約数ペア:

[(1, 39720963), (3, 13240321), (19, 2090577), (57, 696859), (79, 502797), (237, 167599), (1501, 26463), (4503, 8821)]