28693143

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{7757}}^1$

素因数の和:7903

約数の個数: 16

約数和(自身を含む): 42824160

約数和(自身を除く): 14131017

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 7757, 23271, 69813, 209439, 1062709, 3188127, 9564381, 28693143]

約数ペア:

[(1, 28693143), (3, 9564381), (9, 3188127), (27, 1062709), (137, 209439), (411, 69813), (1233, 23271), (3699, 7757)]