207854157

素因数分解:

$3^1\times 7^1\times {\mathrm{2381}}^1\times {\mathrm{4157}}^1$

素因数の和:6548

約数の個数: 16

約数和(自身を含む): 316939392

約数和(自身を除く): 109085235

約数列:

[1, 3, 7, 21, 2381, 4157, 7143, 12471, 16667, 29099, 50001, 87297, 9897817, 29693451, 69284719, 207854157]

約数ペア:

[(1, 207854157), (3, 69284719), (7, 29693451), (21, 9897817), (2381, 87297), (4157, 50001), (7143, 29099), (12471, 16667)]