85207521

素因数分解:

$3^1\times 7^2\times {\mathrm{579643}}^1$

素因数の和:579660

約数の個数: 12

約数和(自身を含む): 132158832

約数和(自身を除く): 46951311

約数列:

[1, 3, 7, 21, 49, 147, 579643, 1738929, 4057501, 12172503, 28402507, 85207521]

約数ペア:

[(1, 85207521), (3, 28402507), (7, 12172503), (21, 4057501), (49, 1738929), (147, 579643)]