199668854

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1296551}}^1$

素因数の和:1296571

約数の個数: 16

約数和(自身を含む): 373406976

約数和(自身を除く): 173738122

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1296551, 2593102, 9075857, 14262061, 18151714, 28524122, 99834427, 199668854]

約数ペア:

[(1, 199668854), (2, 99834427), (7, 28524122), (11, 18151714), (14, 14262061), (22, 9075857), (77, 2593102), (154, 1296551)]