140286167

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 168537600

約数和(自身を除く): 28251433

約数列:

[1, 7, 43, 49, 139, 301, 479, 973, 2107, 3353, 5977, 6811, 20597, 23471, 41839, 66581, 144179, 292873, 466067, 1009253, 2862983, 3262469, 20040881, 140286167]

約数ペア:

[(1, 140286167), (7, 20040881), (43, 3262469), (49, 2862983), (139, 1009253), (301, 466067), (479, 292873), (973, 144179), (2107, 66581), (3353, 41839), (5977, 23471), (6811, 20597)]