28651509

素因数分解:

$3^3\times {\mathrm{523}}^1\times {\mathrm{2029}}^1$

素因数の和:2561

約数の個数: 16

約数和(自身を含む): 42548800

約数和(自身を除く): 13897291

約数列:

[1, 3, 9, 27, 523, 1569, 2029, 4707, 6087, 14121, 18261, 54783, 1061167, 3183501, 9550503, 28651509]

約数ペア:

[(1, 28651509), (3, 9550503), (9, 3183501), (27, 1061167), (523, 54783), (1569, 18261), (2029, 14121), (4707, 6087)]