777728709

素因数分解:

$3^4\times {\mathrm{9601589}}^1$

素因数の和:9601601

約数の個数: 10

約数和(自身を含む): 1161792390

約数和(自身を除く): 384063681

約数列:

[1, 3, 9, 27, 81, 9601589, 28804767, 86414301, 259242903, 777728709]

約数ペア:

[(1, 777728709), (3, 259242903), (9, 86414301), (27, 28804767), (81, 9601589)]