199893069

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{321889}}^1$

素因数の和:321921

約数の個数: 16

約数和(自身を含む): 309014400

約数和(自身を除く): 109121331

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 321889, 965667, 2897001, 7403447, 8691003, 22210341, 66631023, 199893069]

約数ペア:

[(1, 199893069), (3, 66631023), (9, 22210341), (23, 8691003), (27, 7403447), (69, 2897001), (207, 965667), (621, 321889)]