28498405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1301}}^1$

素因数の和:1656

約数の個数: 16

約数和(自身を含む): 36966384

約数和(自身を除く): 8467979

約数列:

[1, 5, 13, 65, 337, 1301, 1685, 4381, 6505, 16913, 21905, 84565, 438437, 2192185, 5699681, 28498405]

約数ペア:

[(1, 28498405), (5, 5699681), (13, 2192185), (65, 438437), (337, 84565), (1301, 21905), (1685, 16913), (4381, 6505)]