1390942

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1361}}^1$

素因数の和:1443

約数の個数: 16

約数和(自身を含む): 2418912

約数和(自身を除く): 1027970

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 1361, 2722, 9527, 19054, 99353, 198706, 695471, 1390942]

約数ペア:

[(1, 1390942), (2, 695471), (7, 198706), (14, 99353), (73, 19054), (146, 9527), (511, 2722), (1022, 1361)]