16680279

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 27961344

約数和(自身を除く): 11281065

約数列:

[1, 3, 7, 11, 21, 33, 77, 163, 231, 443, 489, 1141, 1329, 1793, 3101, 3423, 4873, 5379, 9303, 12551, 14619, 34111, 37653, 72209, 102333, 216627, 505463, 794299, 1516389, 2382897, 5560093, 16680279]

約数ペア:

[(1, 16680279), (3, 5560093), (7, 2382897), (11, 1516389), (21, 794299), (33, 505463), (77, 216627), (163, 102333), (231, 72209), (443, 37653), (489, 34111), (1141, 14619), (1329, 12551), (1793, 9303), (3101, 5379), (3423, 4873)]