221821705001

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{28969793}}^1$

素因数の和:28969856

約数の個数: 16

約数和(自身を含む): 259569354240

約数和(自身を除く): 37747649239

約数列:

[1, 13, 19, 31, 247, 403, 589, 7657, 28969793, 376607309, 550426067, 898063583, 7155538871, 11674826579, 17063208077, 221821705001]

約数ペア:

[(1, 221821705001), (13, 17063208077), (19, 11674826579), (31, 7155538871), (247, 898063583), (403, 550426067), (589, 376607309), (7657, 28969793)]