12179968137

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{2117887}}^1$

素因数の和:2117970

約数の個数: 20

約数和(自身を含む): 18451040256

約数和(自身を除く): 6271072119

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 2117887, 6353661, 19060983, 57182949, 150369977, 171548847, 451109931, 1353329793, 4059989379, 12179968137]

約数ペア:

[(1, 12179968137), (3, 4059989379), (9, 1353329793), (27, 451109931), (71, 171548847), (81, 150369977), (213, 57182949), (639, 19060983), (1917, 6353661), (5751, 2117887)]