515979081

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{807479}}^1$

素因数の和:807556

約数の個数: 12

約数和(自身を含む): 755801280

約数和(自身を除く): 239822199

約数列:

[1, 3, 9, 71, 213, 639, 807479, 2422437, 7267311, 57331009, 171993027, 515979081]

約数ペア:

[(1, 515979081), (3, 171993027), (9, 57331009), (71, 7267311), (213, 2422437), (639, 807479)]