1980764135

素因数分解:

$5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{63803}}^1$

素因数の和:64702

約数の個数: 16

約数和(自身を含む): 2719581696

約数和(自身を除く): 738817561

約数列:

[1, 5, 7, 35, 887, 4435, 6209, 31045, 63803, 319015, 446621, 2233105, 56593261, 282966305, 396152827, 1980764135]

約数ペア:

[(1, 1980764135), (5, 396152827), (7, 282966305), (35, 56593261), (887, 2233105), (4435, 446621), (6209, 319015), (31045, 63803)]