889780317

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{40129}}^1$

素因数の和:40540

約数の個数: 16

約数和(自身を含む): 1252056000

約数和(自身を除く): 362275683

約数列:

[1, 3, 19, 57, 389, 1167, 7391, 22173, 40129, 120387, 762451, 2287353, 15610181, 46830543, 296593439, 889780317]

約数ペア:

[(1, 889780317), (3, 296593439), (19, 46830543), (57, 15610181), (389, 2287353), (1167, 762451), (7391, 120387), (22173, 40129)]