81375196

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{126359}}^1$

素因数の和:126393

約数の個数: 24

約数和(自身を含む): 169827840

約数和(自身を除く): 88452644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 126359, 252718, 505436, 884513, 1769026, 2906257, 3538052, 5812514, 11625028, 20343799, 40687598, 81375196]

約数ペア:

[(1, 81375196), (2, 40687598), (4, 20343799), (7, 11625028), (14, 5812514), (23, 3538052), (28, 2906257), (46, 1769026), (92, 884513), (161, 505436), (322, 252718), (644, 126359)]