208996963

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{2657}}^1$

素因数の和:3342

約数の個数: 16

約数和(自身を含む): 253381824

約数和(自身を除く): 44384861

約数列:

[1, 7, 17, 119, 661, 2657, 4627, 11237, 18599, 45169, 78659, 316183, 1756277, 12293939, 29856709, 208996963]

約数ペア:

[(1, 208996963), (7, 29856709), (17, 12293939), (119, 1756277), (661, 316183), (2657, 78659), (4627, 45169), (11237, 18599)]