423807713

素因数分解:

$7^4\times {\mathrm{199}}^1\times {\mathrm{887}}^1$

素因数の和:1114

約数の個数: 20

約数和(自身を含む): 497457600

約数和(自身を除く): 73649887

約数列:

[1, 7, 49, 199, 343, 887, 1393, 2401, 6209, 9751, 43463, 68257, 176513, 304241, 477799, 1235591, 2129687, 8649137, 60543959, 423807713]

約数ペア:

[(1, 423807713), (7, 60543959), (49, 8649137), (199, 2129687), (343, 1235591), (887, 477799), (1393, 304241), (2401, 176513), (6209, 68257), (9751, 43463)]