1991314191

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{1907}}^1\times {\mathrm{3253}}^1$

素因数の和:5270

約数の個数: 16

約数和(自身を含む): 2682129024

約数和(自身を除く): 690814833

約数列:

[1, 3, 107, 321, 1907, 3253, 5721, 9759, 204049, 348071, 612147, 1044213, 6203471, 18610413, 663771397, 1991314191]

約数ペア:

[(1, 1991314191), (3, 663771397), (107, 18610413), (321, 6203471), (1907, 1044213), (3253, 612147), (5721, 348071), (9759, 204049)]