208072307541

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{68521}}^1\times {\mathrm{6287}}^1$

素因数の和:74841

約数の個数: 32

約数和(自身を含む): 330905346048

約数和(自身を除く): 122833038507

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 6287, 18861, 44009, 68521, 132027, 144601, 205563, 433803, 479647, 1012207, 1438941, 1575983, 3036621, 4727949, 11031881, 33095643, 430791527, 1292374581, 3015540689, 9046622067, 9908205121, 29724615363, 69357435847, 208072307541]

約数ペア:

[(1, 208072307541), (3, 69357435847), (7, 29724615363), (21, 9908205121), (23, 9046622067), (69, 3015540689), (161, 1292374581), (483, 430791527), (6287, 33095643), (18861, 11031881), (44009, 4727949), (68521, 3036621), (132027, 1575983), (144601, 1438941), (205563, 1012207), (433803, 479647)]