12657993

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 17418240

約数和(自身を除く): 4760247

約数列:

[1, 3, 47, 107, 141, 321, 839, 2517, 5029, 15087, 39433, 89773, 118299, 269319, 4219331, 12657993]

約数ペア:

[(1, 12657993), (3, 4219331), (47, 269319), (107, 118299), (141, 89773), (321, 39433), (839, 15087), (2517, 5029)]