11387619

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{251}}^1$

素因数の和:399

約数の個数: 18

約数和(自身を含む): 16750188

約数和(自身を除く): 5362569

約数列:

[1, 3, 9, 71, 213, 251, 639, 753, 2259, 5041, 15123, 17821, 45369, 53463, 160389, 1265291, 3795873, 11387619]

約数ペア:

[(1, 11387619), (3, 3795873), (9, 1265291), (71, 160389), (213, 53463), (251, 45369), (639, 17821), (753, 15123), (2259, 5041)]