28330785

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89939}}^1$

素因数の和:89957

約数の個数: 24

約数和(自身を含む): 56122560

約数和(自身を除く): 27791775

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 89939, 269817, 449695, 629573, 809451, 1349085, 1888719, 3147865, 4047255, 5666157, 9443595, 28330785]

約数ペア:

[(1, 28330785), (3, 9443595), (5, 5666157), (7, 4047255), (9, 3147865), (15, 1888719), (21, 1349085), (35, 809451), (45, 629573), (63, 449695), (105, 269817), (315, 89939)]