15981728

素因数分解:

$2^5\times 7^1\times {\mathrm{71347}}^1$

素因数の和:71364

約数の個数: 24

約数和(自身を含む): 35959392

約数和(自身を除く): 19977664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 71347, 142694, 285388, 499429, 570776, 998858, 1141552, 1997716, 2283104, 3995432, 7990864, 15981728]

約数ペア:

[(1, 15981728), (2, 7990864), (4, 3995432), (7, 2283104), (8, 1997716), (14, 1141552), (16, 998858), (28, 570776), (32, 499429), (56, 285388), (112, 142694), (224, 71347)]