2801739

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 3877632

約数和(自身を除く): 1075893

約数列:

[1, 3, 53, 67, 159, 201, 263, 789, 3551, 10653, 13939, 17621, 41817, 52863, 933913, 2801739]

約数ペア:

[(1, 2801739), (3, 933913), (53, 52863), (67, 41817), (159, 17621), (201, 13939), (263, 10653), (789, 3551)]