256694704

素因数分解:

$2^4\times 7^1\times {\mathrm{2291917}}^1$

素因数の和:2291932

約数の個数: 20

約数和(自身を含む): 568395664

約数和(自身を除く): 311700960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2291917, 4583834, 9167668, 16043419, 18335336, 32086838, 36670672, 64173676, 128347352, 256694704]

約数ペア:

[(1, 256694704), (2, 128347352), (4, 64173676), (7, 36670672), (8, 32086838), (14, 18335336), (16, 16043419), (28, 9167668), (56, 4583834), (112, 2291917)]