287142919

素因数分解:

$7^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1\times {\mathrm{701}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 331568640

約数和(自身を除く): 44425721

約数列:

[1, 7, 163, 359, 701, 1141, 2513, 4907, 58517, 114263, 251659, 409619, 799841, 1761613, 41020417, 287142919]

約数ペア:

[(1, 287142919), (7, 41020417), (163, 1761613), (359, 799841), (701, 409619), (1141, 251659), (2513, 114263), (4907, 58517)]