28228137

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{22783}}^1$

素因数の和:22852

約数の個数: 16

約数和(自身を含む): 43745280

約数和(自身を除く): 15517143

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 22783, 68349, 159481, 478443, 1344197, 4032591, 9409379, 28228137]

約数ペア:

[(1, 28228137), (3, 9409379), (7, 4032591), (21, 1344197), (59, 478443), (177, 159481), (413, 68349), (1239, 22783)]