27910827

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10303}}^1$

素因数の和:10359

約数の個数: 24

約数和(自身を含む): 47151104

約数和(自身を除く): 19240277

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 10303, 30909, 72121, 92727, 216363, 443029, 649089, 1329087, 3101203, 3987261, 9303609, 27910827]

約数ペア:

[(1, 27910827), (3, 9303609), (7, 3987261), (9, 3101203), (21, 1329087), (43, 649089), (63, 443029), (129, 216363), (301, 92727), (387, 72121), (903, 30909), (2709, 10303)]