189997389

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1241813}}^1$

素因数の和:1241836

約数の個数: 12

約数和(自身を含む): 290584476

約数和(自身を除く): 100587087

約数列:

[1, 3, 9, 17, 51, 153, 1241813, 3725439, 11176317, 21110821, 63332463, 189997389]

約数ペア:

[(1, 189997389), (3, 63332463), (9, 21110821), (17, 11176317), (51, 3725439), (153, 1241813)]