2639277

素因数分解:

$3^3\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:657

約数の個数: 16

約数和(自身を含む): 3936000

約数和(自身を除く): 1296723

約数列:

[1, 3, 9, 27, 239, 409, 717, 1227, 2151, 3681, 6453, 11043, 97751, 293253, 879759, 2639277]

約数ペア:

[(1, 2639277), (3, 879759), (9, 293253), (27, 97751), (239, 11043), (409, 6453), (717, 3681), (1227, 2151)]