81504753

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{1987}}^1$

素因数の和:2125

約数の個数: 24

約数和(自身を含む): 120568224

約数和(自身を除く): 39063471

約数列:

[1, 3, 11, 33, 113, 121, 339, 363, 1243, 1987, 3729, 5961, 13673, 21857, 41019, 65571, 224531, 240427, 673593, 721281, 2469841, 7409523, 27168251, 81504753]

約数ペア:

[(1, 81504753), (3, 27168251), (11, 7409523), (33, 2469841), (113, 721281), (121, 673593), (339, 240427), (363, 224531), (1243, 65571), (1987, 41019), (3729, 21857), (5961, 13673)]