12781538

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{82997}}^1$

素因数の和:83017

約数の個数: 16

約数和(自身を含む): 23903424

約数和(自身を除く): 11121886

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 82997, 165994, 580979, 912967, 1161958, 1825934, 6390769, 12781538]

約数ペア:

[(1, 12781538), (2, 6390769), (7, 1825934), (11, 1161958), (14, 912967), (22, 580979), (77, 165994), (154, 82997)]