886720148

素因数分解:

$2^2\times {\mathrm{643}}^1\times {\mathrm{344759}}^1$

素因数の和:345406

約数の個数: 12

約数和(自身を含む): 1554178080

約数和(自身を除く): 667457932

約数列:

[1, 2, 4, 643, 1286, 2572, 344759, 689518, 1379036, 221680037, 443360074, 886720148]

約数ペア:

[(1, 886720148), (2, 443360074), (4, 221680037), (643, 1379036), (1286, 689518), (2572, 344759)]