128093007

素因数分解:

$3^1\times 7^3\times {\mathrm{281}}^1\times {\mathrm{443}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 200332800

約数和(自身を除く): 72239793

約数列:

[1, 3, 7, 21, 49, 147, 281, 343, 443, 843, 1029, 1329, 1967, 3101, 5901, 9303, 13769, 21707, 41307, 65121, 96383, 124483, 151949, 289149, 373449, 455847, 871381, 2614143, 6099667, 18299001, 42697669, 128093007]

約数ペア:

[(1, 128093007), (3, 42697669), (7, 18299001), (21, 6099667), (49, 2614143), (147, 871381), (281, 455847), (343, 373449), (443, 289149), (843, 151949), (1029, 124483), (1329, 96383), (1967, 65121), (3101, 41307), (5901, 21707), (9303, 13769)]