256177712

素因数分解:

$2^4\times 7^1\times {\mathrm{2287301}}^1$

素因数の和:2287316

約数の個数: 20

約数和(自身を含む): 567250896

約数和(自身を除く): 311073184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2287301, 4574602, 9149204, 16011107, 18298408, 32022214, 36596816, 64044428, 128088856, 256177712]

約数ペア:

[(1, 256177712), (2, 128088856), (4, 64044428), (7, 36596816), (8, 32022214), (14, 18298408), (16, 16011107), (28, 9149204), (56, 4574602), (112, 2287301)]