1880821161

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{1620001}}^1$

素因数の和:1620053

約数の個数: 16

約数和(自身を含む): 2851203520

約数和(自身を除く): 970382359

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 1620001, 4860003, 14580009, 43740027, 69660043, 208980129, 626940387, 1880821161]

約数ペア:

[(1, 1880821161), (3, 626940387), (9, 208980129), (27, 69660043), (43, 43740027), (129, 14580009), (387, 4860003), (1161, 1620001)]