2889027

素因数分解:

$3^7\times {\mathrm{1321}}^1$

素因数の和:1342

約数の個数: 16

約数和(自身を含む): 4336160

約数和(自身を除く): 1447133

約数列:

[1, 3, 9, 27, 81, 243, 729, 1321, 2187, 3963, 11889, 35667, 107001, 321003, 963009, 2889027]

約数ペア:

[(1, 2889027), (3, 963009), (9, 321003), (27, 107001), (81, 35667), (243, 11889), (729, 3963), (1321, 2187)]