28652805

素因数分解:

$3^3\times 5^1\times {\mathrm{212243}}^1$

素因数の和:212257

約数の個数: 16

約数和(自身を含む): 50938560

約数和(自身を除く): 22285755

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 212243, 636729, 1061215, 1910187, 3183645, 5730561, 9550935, 28652805]

約数ペア:

[(1, 28652805), (3, 9550935), (5, 5730561), (9, 3183645), (15, 1910187), (27, 1061215), (45, 636729), (135, 212243)]