31189067

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20161}}^1$

素因数の和:20198

約数の個数: 16

約数和(自身を含む): 40646592

約数和(自身を除く): 9457525

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 20161, 141127, 262093, 342737, 1834651, 2399159, 4455581, 31189067]

約数ペア:

[(1, 31189067), (7, 4455581), (13, 2399159), (17, 1834651), (91, 342737), (119, 262093), (221, 141127), (1547, 20161)]