316587123

素因数分解:

$3^4\times {\mathrm{1709}}^1\times {\mathrm{2287}}^1$

素因数の和:4008

約数の個数: 20

約数和(自身を含む): 473410080

約数和(自身を除く): 156822957

約数列:

[1, 3, 9, 27, 81, 1709, 2287, 5127, 6861, 15381, 20583, 46143, 61749, 138429, 185247, 3908483, 11725449, 35176347, 105529041, 316587123]

約数ペア:

[(1, 316587123), (3, 105529041), (9, 35176347), (27, 11725449), (81, 3908483), (1709, 185247), (2287, 138429), (5127, 61749), (6861, 46143), (15381, 20583)]