204397569

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{4049}}^1$

素因数の和:4205

約数の個数: 24

約数和(自身を含む): 303264000

約数和(自身を除く): 98866431

約数列:

[1, 3, 9, 71, 79, 213, 237, 639, 711, 4049, 5609, 12147, 16827, 36441, 50481, 287479, 319871, 862437, 959613, 2587311, 2878839, 22710841, 68132523, 204397569]

約数ペア:

[(1, 204397569), (3, 68132523), (9, 22710841), (71, 2878839), (79, 2587311), (213, 959613), (237, 862437), (639, 319871), (711, 287479), (4049, 50481), (5609, 36441), (12147, 16827)]