8646981

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 13652640

約数和(自身を除く): 5005659

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 997, 1239, 2891, 2991, 6979, 8673, 20937, 48853, 58823, 146559, 176469, 411761, 1235283, 2882327, 8646981]

約数ペア:

[(1, 8646981), (3, 2882327), (7, 1235283), (21, 411761), (49, 176469), (59, 146559), (147, 58823), (177, 48853), (413, 20937), (997, 8673), (1239, 6979), (2891, 2991)]