204577919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{77521}}^1$

素因数の和:77570

約数の個数: 16

約数和(自身を含む): 260473920

約数和(自身を除く): 55896001

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 77521, 542647, 1007773, 2248109, 7054411, 15736763, 29225417, 204577919]

約数ペア:

[(1, 204577919), (7, 29225417), (13, 15736763), (29, 7054411), (91, 2248109), (203, 1007773), (377, 542647), (2639, 77521)]