201981951

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{393727}}^1$

素因数の和:393755

約数の個数: 16

約数和(自身を含む): 314982400

約数和(自身を除く): 113000449

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 393727, 1181181, 3543543, 7480813, 10630629, 22442439, 67327317, 201981951]

約数ペア:

[(1, 201981951), (3, 67327317), (9, 22442439), (19, 10630629), (27, 7480813), (57, 3543543), (171, 1181181), (513, 393727)]