80993781

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{28211}}^1$

素因数の和:28257

約数の個数: 24

約数和(自身を含む): 132032160

約数和(自身を除く): 51038379

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 28211, 84633, 253899, 310321, 818119, 930963, 2454357, 2792889, 7363071, 8999309, 26997927, 80993781]

約数ペア:

[(1, 80993781), (3, 26997927), (9, 8999309), (11, 7363071), (29, 2792889), (33, 2454357), (87, 930963), (99, 818119), (261, 310321), (319, 253899), (957, 84633), (2871, 28211)]