156918303

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{21767}}^1$

素因数の和:21868

約数の個数: 20

約数和(自身を含む): 237053520

約数和(自身を除く): 80135217

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 21767, 65301, 195903, 587709, 1763127, 1937263, 5811789, 17435367, 52306101, 156918303]

約数ペア:

[(1, 156918303), (3, 52306101), (9, 17435367), (27, 5811789), (81, 1937263), (89, 1763127), (267, 587709), (801, 195903), (2403, 65301), (7209, 21767)]