204121521

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{319439}}^1$

素因数の和:319516

約数の個数: 12

約数和(自身を含む): 298995840

約数和(自身を除く): 94874319

約数列:

[1, 3, 9, 71, 213, 639, 319439, 958317, 2874951, 22680169, 68040507, 204121521]

約数ペア:

[(1, 204121521), (3, 68040507), (9, 22680169), (71, 2874951), (213, 958317), (639, 319439)]