27217905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12689}}^1$

素因数の和:12721

約数の個数: 32

約数和(自身を含む): 51166080

約数和(自身を除く): 23948175

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 12689, 38067, 63445, 139579, 164957, 190335, 418737, 494871, 697895, 824785, 1814527, 2093685, 2474355, 5443581, 9072635, 27217905]

約数ペア:

[(1, 27217905), (3, 9072635), (5, 5443581), (11, 2474355), (13, 2093685), (15, 1814527), (33, 824785), (39, 697895), (55, 494871), (65, 418737), (143, 190335), (165, 164957), (195, 139579), (429, 63445), (715, 38067), (2145, 12689)]