80542749

素因数分解:

$3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{13649}}^1$

素因数の和:13940

約数の個数: 16

約数和(自身を含む): 123177600

約数和(自身を除く): 42634851

約数列:

[1, 3, 7, 21, 281, 843, 1967, 5901, 13649, 40947, 95543, 286629, 3835369, 11506107, 26847583, 80542749]

約数ペア:

[(1, 80542749), (3, 26847583), (7, 11506107), (21, 3835369), (281, 286629), (843, 95543), (1967, 40947), (5901, 13649)]