39889493

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2803}}^1$

素因数の和:2936

約数の個数: 16

約数和(自身を含む): 48453120

約数和(自身を除く): 8563627

約数列:

[1, 7, 19, 107, 133, 749, 2033, 2803, 14231, 19621, 53257, 299921, 372799, 2099447, 5698499, 39889493]

約数ペア:

[(1, 39889493), (7, 5698499), (19, 2099447), (107, 372799), (133, 299921), (749, 53257), (2033, 19621), (2803, 14231)]