256219931

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 303630336

約数和(自身を除く): 47410405

約数列:

[1, 11, 23, 37, 101, 253, 271, 407, 851, 1111, 2323, 2981, 3737, 6233, 9361, 10027, 25553, 27371, 41107, 68563, 85951, 110297, 230621, 301081, 629533, 945461, 1012727, 2536831, 6924863, 11139997, 23292721, 256219931]

約数ペア:

[(1, 256219931), (11, 23292721), (23, 11139997), (37, 6924863), (101, 2536831), (253, 1012727), (271, 945461), (407, 629533), (851, 301081), (1111, 230621), (2323, 110297), (2981, 85951), (3737, 68563), (6233, 41107), (9361, 27371), (10027, 25553)]