207288045243

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{108131479}}^1$

素因数の和:108131559

約数の個数: 16

約数和(自身を含む): 311418662400

約数和(自身を除く): 104130617157

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 108131479, 324394437, 973183311, 2919549933, 7677335009, 23032005027, 69096015081, 207288045243]

約数ペア:

[(1, 207288045243), (3, 69096015081), (9, 23032005027), (27, 7677335009), (71, 2919549933), (213, 973183311), (639, 324394437), (1917, 108131479)]