12687423

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5077}}^1$

素因数の和:5111

約数の個数: 24

約数和(自身を含む): 20840112

約数和(自身を除く): 8152689

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 5077, 15231, 35539, 86309, 106617, 248773, 258927, 604163, 746319, 1812489, 4229141, 12687423]

約数ペア:

[(1, 12687423), (3, 4229141), (7, 1812489), (17, 746319), (21, 604163), (49, 258927), (51, 248773), (119, 106617), (147, 86309), (357, 35539), (833, 15231), (2499, 5077)]