2181567291

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{1487}}^1\times {\mathrm{9227}}^1$

素因数の和:10770

約数の個数: 16

約数和(自身を含む): 2965953024

約数和(自身を除く): 784385733

約数列:

[1, 3, 53, 159, 1487, 4461, 9227, 27681, 78811, 236433, 489031, 1467093, 13720549, 41161647, 727189097, 2181567291]

約数ペア:

[(1, 2181567291), (3, 727189097), (53, 41161647), (159, 13720549), (1487, 1467093), (4461, 489031), (9227, 236433), (27681, 78811)]