256988893971

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{4696177}}^1$

素因数の和:4696263

約数の個数: 32

約数和(自身を含む): 385462290240

約数和(自身を除く): 128473396269

約数列:

[1, 3, 17, 29, 37, 51, 87, 111, 493, 629, 1073, 1479, 1887, 3219, 18241, 54723, 4696177, 14088531, 79835009, 136189133, 173758549, 239505027, 408567399, 521275647, 2315215261, 2953895333, 5038997921, 6945645783, 8861685999, 15116993763, 85662964657, 256988893971]

約数ペア:

[(1, 256988893971), (3, 85662964657), (17, 15116993763), (29, 8861685999), (37, 6945645783), (51, 5038997921), (87, 2953895333), (111, 2315215261), (493, 521275647), (629, 408567399), (1073, 239505027), (1479, 173758549), (1887, 136189133), (3219, 79835009), (18241, 14088531), (54723, 4696177)]