81705736

素因数分解:

$2^3\times 7^2\times {\mathrm{208433}}^1$

素因数の和:208453

約数の個数: 24

約数和(自身を含む): 178211070

約数和(自身を除く): 96505334

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 208433, 416866, 833732, 1459031, 1667464, 2918062, 5836124, 10213217, 11672248, 20426434, 40852868, 81705736]

約数ペア:

[(1, 81705736), (2, 40852868), (4, 20426434), (7, 11672248), (8, 10213217), (14, 5836124), (28, 2918062), (49, 1667464), (56, 1459031), (98, 833732), (196, 416866), (392, 208433)]