28597905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{90787}}^1$

素因数の和:90805

約数の個数: 24

約数和(自身を含む): 56651712

約数和(自身を除く): 28053807

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 90787, 272361, 453935, 635509, 817083, 1361805, 1906527, 3177545, 4085415, 5719581, 9532635, 28597905]

約数ペア:

[(1, 28597905), (3, 9532635), (5, 5719581), (7, 4085415), (9, 3177545), (15, 1906527), (21, 1361805), (35, 817083), (45, 635509), (63, 453935), (105, 272361), (315, 90787)]