28057227

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1489}}^1$

素因数の和:2074

約数の個数: 16

約数和(自身を含む): 40909440

約数和(自身を除く): 12852213

約数列:

[1, 3, 11, 33, 571, 1489, 1713, 4467, 6281, 16379, 18843, 49137, 850219, 2550657, 9352409, 28057227]

約数ペア:

[(1, 28057227), (3, 9352409), (11, 2550657), (33, 850219), (571, 49137), (1489, 18843), (1713, 16379), (4467, 6281)]