256050081

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{60661}}^1$

素因数の和:60741

約数の個数: 24

約数和(自身を含む): 429001664

約数和(自身を除く): 172951583

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 60661, 181983, 424627, 545949, 1273881, 3821643, 4064287, 12192861, 28450009, 36578583, 85350027, 256050081]

約数ペア:

[(1, 256050081), (3, 85350027), (7, 36578583), (9, 28450009), (21, 12192861), (63, 4064287), (67, 3821643), (201, 1273881), (469, 545949), (603, 424627), (1407, 181983), (4221, 60661)]