17968293

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3907}}^1$

素因数の和:3993

約数の個数: 24

約数和(自身を含む): 30075968

約数和(自身を除く): 12107675

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 3907, 4599, 11721, 27349, 35163, 82047, 246141, 285211, 855633, 1996477, 2566899, 5989431, 17968293]

約数ペア:

[(1, 17968293), (3, 5989431), (7, 2566899), (9, 1996477), (21, 855633), (63, 285211), (73, 246141), (219, 82047), (511, 35163), (657, 27349), (1533, 11721), (3907, 4599)]