27641217

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{97}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 38928736

約数和(自身を除く): 11287519

約数列:

[1, 3, 43, 47, 97, 129, 141, 291, 2021, 2209, 4171, 4559, 6063, 6627, 12513, 13677, 94987, 196037, 214273, 284961, 588111, 642819, 9213739, 27641217]

約数ペア:

[(1, 27641217), (3, 9213739), (43, 642819), (47, 588111), (97, 284961), (129, 214273), (141, 196037), (291, 94987), (2021, 13677), (2209, 12513), (4171, 6627), (4559, 6063)]