2189001

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:356

約数の個数: 16

約数和(自身を含む): 3041280

約数和(自身を除く): 852279

約数列:

[1, 3, 43, 71, 129, 213, 239, 717, 3053, 9159, 10277, 16969, 30831, 50907, 729667, 2189001]

約数ペア:

[(1, 2189001), (3, 729667), (43, 50907), (71, 30831), (129, 16969), (213, 10277), (239, 9159), (717, 3053)]