208535887

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{11969}}^1$

素因数の和:12126

約数の個数: 16

約数和(自身を含む): 252806400

約数和(自身を除く): 44270513

約数列:

[1, 7, 19, 131, 133, 917, 2489, 11969, 17423, 83783, 227411, 1567939, 1591877, 10975573, 29790841, 208535887]

約数ペア:

[(1, 208535887), (7, 29790841), (19, 10975573), (131, 1591877), (133, 1567939), (917, 227411), (2489, 83783), (11969, 17423)]