206575605

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{28163}}^1$

素因数の和:28337

約数の個数: 24

約数和(自身を含む): 360273888

約数和(自身を除く): 153698283

約数列:

[1, 3, 5, 9, 15, 45, 163, 489, 815, 1467, 2445, 7335, 28163, 84489, 140815, 253467, 422445, 1267335, 4590569, 13771707, 22952845, 41315121, 68858535, 206575605]

約数ペア:

[(1, 206575605), (3, 68858535), (5, 41315121), (9, 22952845), (15, 13771707), (45, 4590569), (163, 1267335), (489, 422445), (815, 253467), (1467, 140815), (2445, 84489), (7335, 28163)]