199983321

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{9029}}^1$

素因数の和:9165

約数の個数: 24

約数和(自身を含む): 304274880

約数和(自身を除く): 104291559

約数列:

[1, 3, 9, 23, 69, 107, 207, 321, 963, 2461, 7383, 9029, 22149, 27087, 81261, 207667, 623001, 966103, 1869003, 2898309, 8694927, 22220369, 66661107, 199983321]

約数ペア:

[(1, 199983321), (3, 66661107), (9, 22220369), (23, 8694927), (69, 2898309), (107, 1869003), (207, 966103), (321, 623001), (963, 207667), (2461, 81261), (7383, 27087), (9029, 22149)]