28713399

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{66931}}^1$

素因数の和:66958

約数の個数: 16

約数和(自身を含む): 44978304

約数和(自身を除く): 16264905

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 66931, 200793, 736241, 870103, 2208723, 2610309, 9571133, 28713399]

約数ペア:

[(1, 28713399), (3, 9571133), (11, 2610309), (13, 2208723), (33, 870103), (39, 736241), (143, 200793), (429, 66931)]