81480729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{7789}}^1$

素因数の和:8120

約数の個数: 16

約数和(自身を含む): 118906560

約数和(自身を除く): 37425831

約数列:

[1, 3, 11, 33, 317, 951, 3487, 7789, 10461, 23367, 85679, 257037, 2469113, 7407339, 27160243, 81480729]

約数ペア:

[(1, 81480729), (3, 27160243), (11, 7407339), (33, 2469113), (317, 257037), (951, 85679), (3487, 23367), (7789, 10461)]