74242721

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 86016000

約数和(自身を除く): 11773279

約数列:

[1, 7, 199, 223, 239, 1393, 1561, 1673, 44377, 47561, 53297, 310639, 332927, 373079, 10606103, 74242721]

約数ペア:

[(1, 74242721), (7, 10606103), (199, 373079), (223, 332927), (239, 310639), (1393, 53297), (1561, 47561), (1673, 44377)]