207996417

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:755

約数の個数: 40

約数和(自身を含む): 320950080

約数和(自身を除く): 112953663

約数列:

[1, 3, 9, 27, 59, 71, 81, 177, 213, 531, 613, 639, 1593, 1839, 1917, 4189, 4779, 5517, 5751, 12567, 16551, 36167, 37701, 43523, 49653, 108501, 113103, 130569, 325503, 339309, 391707, 976509, 1175121, 2567857, 2929527, 3525363, 7703571, 23110713, 69332139, 207996417]

約数ペア:

[(1, 207996417), (3, 69332139), (9, 23110713), (27, 7703571), (59, 3525363), (71, 2929527), (81, 2567857), (177, 1175121), (213, 976509), (531, 391707), (613, 339309), (639, 325503), (1593, 130569), (1839, 113103), (1917, 108501), (4189, 49653), (4779, 43523), (5517, 37701), (5751, 36167), (12567, 16551)]