28290357

素因数分解:

$3^3\times {\mathrm{307}}^1\times {\mathrm{3413}}^1$

素因数の和:3729

約数の個数: 16

約数和(自身を含む): 42060480

約数和(自身を除く): 13770123

約数列:

[1, 3, 9, 27, 307, 921, 2763, 3413, 8289, 10239, 30717, 92151, 1047791, 3143373, 9430119, 28290357]

約数ペア:

[(1, 28290357), (3, 9430119), (9, 3143373), (27, 1047791), (307, 92151), (921, 30717), (2763, 10239), (3413, 8289)]