257241776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1461601}}^1$

素因数の和:1461620

約数の個数: 20

約数和(自身を含む): 543715944

約数和(自身を除く): 286474168

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1461601, 2923202, 5846404, 11692808, 16077611, 23385616, 32155222, 64310444, 128620888, 257241776]

約数ペア:

[(1, 257241776), (2, 128620888), (4, 64310444), (8, 32155222), (11, 23385616), (16, 16077611), (22, 11692808), (44, 5846404), (88, 2923202), (176, 1461601)]