256192568

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{230389}}^1$

素因数の和:230534

約数の個数: 16

約数和(自身を含む): 483819000

約数和(自身を除く): 227626432

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 230389, 460778, 921556, 1843112, 32024071, 64048142, 128096284, 256192568]

約数ペア:

[(1, 256192568), (2, 128096284), (4, 64048142), (8, 32024071), (139, 1843112), (278, 921556), (556, 460778), (1112, 230389)]