2856969

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 4447872

約数和(自身を除く): 1590903

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 263, 639, 789, 1207, 2367, 3621, 4471, 10863, 13413, 18673, 40239, 56019, 168057, 317441, 952323, 2856969]

約数ペア:

[(1, 2856969), (3, 952323), (9, 317441), (17, 168057), (51, 56019), (71, 40239), (153, 18673), (213, 13413), (263, 10863), (639, 4471), (789, 3621), (1207, 2367)]