16223211

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 24644256

約数和(自身を除く): 8421045

約数列:

[1, 3, 9, 23, 69, 181, 207, 433, 543, 1299, 1629, 3897, 4163, 9959, 12489, 29877, 37467, 78373, 89631, 235119, 705357, 1802579, 5407737, 16223211]

約数ペア:

[(1, 16223211), (3, 5407737), (9, 1802579), (23, 705357), (69, 235119), (181, 89631), (207, 78373), (433, 37467), (543, 29877), (1299, 12489), (1629, 9959), (3897, 4163)]