320416442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{21467}}^1$

素因数の和:21925

約数の個数: 16

約数和(自身を含む): 510079680

約数和(自身を除く): 189663238

約数列:

[1, 2, 17, 34, 439, 878, 7463, 14926, 21467, 42934, 364939, 729878, 9424013, 18848026, 160208221, 320416442]

約数ペア:

[(1, 320416442), (2, 160208221), (17, 18848026), (34, 9424013), (439, 729878), (878, 364939), (7463, 42934), (14926, 21467)]