11971085

素因数分解:

$5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1621}}^1$

素因数の和:1844

約数の個数: 16

約数和(自身を含む): 16505472

約数和(自身を除く): 4534387

約数列:

[1, 5, 7, 35, 211, 1055, 1477, 1621, 7385, 8105, 11347, 56735, 342031, 1710155, 2394217, 11971085]

約数ペア:

[(1, 11971085), (5, 2394217), (7, 1710155), (35, 342031), (211, 56735), (1055, 11347), (1477, 8105), (1621, 7385)]