28430055

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1069}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 50846400

約数和(自身を除く): 22416345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 591, 985, 1069, 1773, 2955, 3207, 5319, 5345, 8865, 9621, 16035, 26595, 28863, 48105, 144315, 210593, 631779, 1052965, 1895337, 3158895, 5686011, 9476685, 28430055]

約数ペア:

[(1, 28430055), (3, 9476685), (5, 5686011), (9, 3158895), (15, 1895337), (27, 1052965), (45, 631779), (135, 210593), (197, 144315), (591, 48105), (985, 28863), (1069, 26595), (1773, 16035), (2955, 9621), (3207, 8865), (5319, 5345)]