81857508.000000000

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:710

約数の個数: 16

約数和(自身を含む): 111144960

約数和(自身を除く): 7543001

約数列:

[1, 23, 47, 239, 401, 1081, 5497, 9223, 11233, 18847, 95839, 258359, 433481, 2204297, 4504433, 103601959]

約数ペア:

[(1, 103601959), (23, 4504433), (47, 2204297), (239, 433481), (401, 258359), (1081, 95839), (5497, 18847), (9223, 11233)]