256480826084

素因数分解:

$2^2\times 7^1\times {\mathrm{463}}^1\times {\mathrm{19784081}}^1$

素因数の和:19784555

約数の個数: 24

約数和(自身を含む): 514069586688

約数和(自身を除く): 257588760604

約数列:

[1, 2, 4, 7, 14, 28, 463, 926, 1852, 3241, 6482, 12964, 19784081, 39568162, 79136324, 138488567, 276977134, 553954268, 9160029503, 18320059006, 36640118012, 64120206521, 128240413042, 256480826084]

約数ペア:

[(1, 256480826084), (2, 128240413042), (4, 64120206521), (7, 36640118012), (14, 18320059006), (28, 9160029503), (463, 553954268), (926, 276977134), (1852, 138488567), (3241, 79136324), (6482, 39568162), (12964, 19784081)]