86656558828

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{19712593}}^1$

素因数の和:19712761

約数の個数: 24

約数和(自身を含む): 174417031712

約数和(自身を除く): 87760472884

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 19712593, 39425186, 78850372, 137988151, 275976302, 551952604, 3094877101, 6189754202, 12379508404, 21664139707, 43328279414, 86656558828]

約数ペア:

[(1, 86656558828), (2, 43328279414), (4, 21664139707), (7, 12379508404), (14, 6189754202), (28, 3094877101), (157, 551952604), (314, 275976302), (628, 137988151), (1099, 78850372), (2198, 39425186), (4396, 19712593)]