12257919

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{19739}}^1$

素因数の和:19771

約数の個数: 16

約数和(自身を含む): 18950400

約数和(自身を除く): 6692481

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 19739, 59217, 177651, 453997, 532953, 1361991, 4085973, 12257919]

約数ペア:

[(1, 12257919), (3, 4085973), (9, 1361991), (23, 532953), (27, 453997), (69, 177651), (207, 59217), (621, 19739)]