12771891

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43003}}^1$

素因数の和:43023

約数の個数: 16

約数和(自身を含む): 20641920

約数和(自身を除く): 7870029

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 43003, 129009, 387027, 473033, 1161081, 1419099, 4257297, 12771891]

約数ペア:

[(1, 12771891), (3, 4257297), (9, 1419099), (11, 1161081), (27, 473033), (33, 387027), (99, 129009), (297, 43003)]