261817016

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{305861}}^1$

素因数の和:305974

約数の個数: 16

約数和(自身を含む): 495496440

約数和(自身を除く): 233679424

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 305861, 611722, 1223444, 2446888, 32727127, 65454254, 130908508, 261817016]

約数ペア:

[(1, 261817016), (2, 130908508), (4, 65454254), (8, 32727127), (107, 2446888), (214, 1223444), (428, 611722), (856, 305861)]