81258244

素因数分解:

$2^2\times {\mathrm{727}}^1\times {\mathrm{27943}}^1$

素因数の和:28674

約数の個数: 12

約数和(自身を含む): 142402624

約数和(自身を除く): 61144380

約数列:

[1, 2, 4, 727, 1454, 2908, 27943, 55886, 111772, 20314561, 40629122, 81258244]

約数ペア:

[(1, 81258244), (2, 40629122), (4, 20314561), (727, 111772), (1454, 55886), (2908, 27943)]