28909359

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{7703}}^1$

素因数の和:7851

約数の個数: 16

約数和(自身を含む): 43142400

約数和(自身を除く): 14233041

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 7703, 23109, 69327, 207981, 1070717, 3212151, 9636453, 28909359]

約数ペア:

[(1, 28909359), (3, 9636453), (9, 3212151), (27, 1070717), (139, 207981), (417, 69327), (1251, 23109), (3753, 7703)]