199038721

素因数分解:

$7^1\times {\mathrm{643}}^1\times {\mathrm{44221}}^1$

素因数の和:44871

約数の個数: 8

約数和(自身を含む): 227831744

約数和(自身を除く): 28793023

約数列:

[1, 7, 643, 4501, 44221, 309547, 28434103, 199038721]

約数ペア:

[(1, 199038721), (7, 28434103), (643, 309547), (4501, 44221)]