643530244

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{132851}}^1$

素因数の和:133035

約数の個数: 24

約数和(自身を含む): 1294509888

約数和(自身を除く): 650979644

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 4844, 132851, 265702, 531404, 929957, 1859914, 3719828, 22983223, 45966446, 91932892, 160882561, 321765122, 643530244]

約数ペア:

[(1, 643530244), (2, 321765122), (4, 160882561), (7, 91932892), (14, 45966446), (28, 22983223), (173, 3719828), (346, 1859914), (692, 929957), (1211, 531404), (2422, 265702), (4844, 132851)]