68212655

素因数分解:

$5^1\times 7^2\times {\mathrm{433}}^1\times {\mathrm{643}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 95587632

約数和(自身を除く): 27374977

約数列:

[1, 5, 7, 35, 49, 245, 433, 643, 2165, 3031, 3215, 4501, 15155, 21217, 22505, 31507, 106085, 157535, 278419, 1392095, 1948933, 9744665, 13642531, 68212655]

約数ペア:

[(1, 68212655), (5, 13642531), (7, 9744665), (35, 1948933), (49, 1392095), (245, 278419), (433, 157535), (643, 106085), (2165, 31507), (3031, 22505), (3215, 21217), (4501, 15155)]