201960981

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{7789}}^1$

素因数の和:7905

約数の個数: 24

約数和(自身を含む): 302999840

約数和(自身を除く): 101038859

約数列:

[1, 3, 9, 43, 67, 129, 201, 387, 603, 2881, 7789, 8643, 23367, 25929, 70101, 334927, 521863, 1004781, 1565589, 3014343, 4696767, 22440109, 67320327, 201960981]

約数ペア:

[(1, 201960981), (3, 67320327), (9, 22440109), (43, 4696767), (67, 3014343), (129, 1565589), (201, 1004781), (387, 521863), (603, 334927), (2881, 70101), (7789, 25929), (8643, 23367)]