30399439

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 35392000

約数和(自身を除く): 4992561

約数列:

[1, 7, 139, 157, 199, 973, 1099, 1393, 21823, 27661, 31243, 152761, 193627, 218701, 4342777, 30399439]

約数ペア:

[(1, 30399439), (7, 4342777), (139, 218701), (157, 193627), (199, 152761), (973, 31243), (1099, 27661), (1393, 21823)]