86859556

素因数分解:

$2^2\times 7^2\times {\mathrm{443161}}^1$

素因数の和:443179

約数の個数: 18

約数和(自身を含む): 176821638

約数和(自身を除く): 89962082

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 443161, 886322, 1772644, 3102127, 6204254, 12408508, 21714889, 43429778, 86859556]

約数ペア:

[(1, 86859556), (2, 43429778), (4, 21714889), (7, 12408508), (14, 6204254), (28, 3102127), (49, 1772644), (98, 886322), (196, 443161)]