549481247

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{487561}}^1$

素因数の和:487598

約数の個数: 12

約数和(自身を含む): 666984816

約数和(自身を除く): 117503569

約数列:

[1, 7, 23, 49, 161, 1127, 487561, 3412927, 11213903, 23890489, 78497321, 549481247]

約数ペア:

[(1, 549481247), (7, 78497321), (23, 23890489), (49, 11213903), (161, 3412927), (1127, 487561)]