38943939

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{15889}}^1$

素因数の和:15954

約数の個数: 16

約数和(自身を含む): 55932800

約数和(自身を除く): 16988861

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 15889, 47667, 301891, 683227, 905673, 2049681, 12981313, 38943939]

約数ペア:

[(1, 38943939), (3, 12981313), (19, 2049681), (43, 905673), (57, 683227), (129, 301891), (817, 47667), (2451, 15889)]