66403939

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4481}}^1$

素因数の和:4590

約数の個数: 16

約数和(自身を含む): 79600320

約数和(自身を除く): 13196381

約数列:

[1, 7, 29, 73, 203, 511, 2117, 4481, 14819, 31367, 129949, 327113, 909643, 2289791, 9486277, 66403939]

約数ペア:

[(1, 66403939), (7, 9486277), (29, 2289791), (73, 909643), (203, 327113), (511, 129949), (2117, 31367), (4481, 14819)]