28240863

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{10589}}^1$

素因数の和:10726

約数の個数: 16

約数和(自身を含む): 43376640

約数和(自身を除く): 15135777

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 10589, 31767, 74123, 222369, 1344803, 4034409, 9413621, 28240863]

約数ペア:

[(1, 28240863), (3, 9413621), (7, 4034409), (21, 1344803), (127, 222369), (381, 74123), (889, 31767), (2667, 10589)]