16263261

素因数分解:

$3^6\times 7^1\times {\mathrm{3187}}^1$

素因数の和:3212

約数の個数: 28

約数和(自身を含む): 27875872

約数和(自身を除く): 11612611

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 3187, 5103, 9561, 22309, 28683, 66927, 86049, 200781, 258147, 602343, 774441, 1807029, 2323323, 5421087, 16263261]

約数ペア:

[(1, 16263261), (3, 5421087), (7, 2323323), (9, 1807029), (21, 774441), (27, 602343), (63, 258147), (81, 200781), (189, 86049), (243, 66927), (567, 28683), (729, 22309), (1701, 9561), (3187, 5103)]