243358713

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{28493}}^1$

素因数の和:28585

約数の個数: 24

約数和(自身を含む): 383757192

約数和(自身を除く): 140398479

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2847, 8541, 28493, 85479, 256437, 370409, 1111227, 2079989, 3333681, 6239967, 18719901, 27039857, 81119571, 243358713]

約数ペア:

[(1, 243358713), (3, 81119571), (9, 27039857), (13, 18719901), (39, 6239967), (73, 3333681), (117, 2079989), (219, 1111227), (657, 370409), (949, 256437), (2847, 85479), (8541, 28493)]