28389447

素因数分解:

$3^8\times {\mathrm{4327}}^1$

素因数の和:4351

約数の個数: 18

約数和(自身を含む): 42591848

約数和(自身を除く): 14202401

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 4327, 6561, 12981, 38943, 116829, 350487, 1051461, 3154383, 9463149, 28389447]

約数ペア:

[(1, 28389447), (3, 9463149), (9, 3154383), (27, 1051461), (81, 350487), (243, 116829), (729, 38943), (2187, 12981), (4327, 6561)]