227520819

素因数分解:

$3^4\times {\mathrm{823}}^1\times {\mathrm{3413}}^1$

素因数の和:4248

約数の個数: 20

約数和(自身を含む): 340389456

約数和(自身を除く): 112868637

約数列:

[1, 3, 9, 27, 81, 823, 2469, 3413, 7407, 10239, 22221, 30717, 66663, 92151, 276453, 2808899, 8426697, 25280091, 75840273, 227520819]

約数ペア:

[(1, 227520819), (3, 75840273), (9, 25280091), (27, 8426697), (81, 2808899), (823, 276453), (2469, 92151), (3413, 66663), (7407, 30717), (10239, 22221)]