128774508

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{249563}}^1$

素因数の和:249613

約数の個数: 24

約数和(自身を含む): 307462848

約数和(自身を除く): 178688340

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 249563, 499126, 748689, 998252, 1497378, 2994756, 10731209, 21462418, 32193627, 42924836, 64387254, 128774508]

約数ペア:

[(1, 128774508), (2, 64387254), (3, 42924836), (4, 32193627), (6, 21462418), (12, 10731209), (43, 2994756), (86, 1497378), (129, 998252), (172, 748689), (258, 499126), (516, 249563)]