39685317

素因数分解:

$3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{2939}}^1$

素因数の和:3592

約数の個数: 16

約数和(自身を含む): 60587520

約数和(自身を除く): 20902203

約数列:

[1, 3, 7, 21, 643, 1929, 2939, 4501, 8817, 13503, 20573, 61719, 1889777, 5669331, 13228439, 39685317]

約数ペア:

[(1, 39685317), (3, 13228439), (7, 5669331), (21, 1889777), (643, 61719), (1929, 20573), (2939, 13503), (4501, 8817)]