2158657533

素因数分解:

$3^4\times {\mathrm{499}}^1\times {\mathrm{53407}}^1$

素因数の和:53918

約数の個数: 20

約数和(自身を含む): 3231184000

約数和(自身を除く): 1072526467

約数列:

[1, 3, 9, 27, 81, 499, 1497, 4491, 13473, 40419, 53407, 160221, 480663, 1441989, 4325967, 26650093, 79950279, 239850837, 719552511, 2158657533]

約数ペア:

[(1, 2158657533), (3, 719552511), (9, 239850837), (27, 79950279), (81, 26650093), (499, 4325967), (1497, 1441989), (4491, 480663), (13473, 160221), (40419, 53407)]