217841470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{282911}}^1$

素因数の和:282936

約数の個数: 32

約数和(自身を含む): 488871936

約数和(自身を除く): 271030466

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 282911, 565822, 1414555, 1980377, 2829110, 3112021, 3960754, 6224042, 9901885, 15560105, 19803770, 21784147, 31120210, 43568294, 108920735, 217841470]

約数ペア:

[(1, 217841470), (2, 108920735), (5, 43568294), (7, 31120210), (10, 21784147), (11, 19803770), (14, 15560105), (22, 9901885), (35, 6224042), (55, 3960754), (70, 3112021), (77, 2829110), (110, 1980377), (154, 1414555), (385, 565822), (770, 282911)]