28080821791

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{34127}}^1$

素因数の和:34315

約数の個数: 32

約数和(自身を含む): 33549189120

約数和(自身を除く): 5468367329

約数列:

[1, 11, 19, 31, 127, 209, 341, 589, 1397, 2413, 3937, 6479, 26543, 34127, 43307, 74803, 375397, 648413, 822833, 1057937, 4334129, 7132543, 11637307, 20100803, 47675419, 82348451, 134357999, 221108833, 905832961, 1477937989, 2552801981, 28080821791]

約数ペア:

[(1, 28080821791), (11, 2552801981), (19, 1477937989), (31, 905832961), (127, 221108833), (209, 134357999), (341, 82348451), (589, 47675419), (1397, 20100803), (2413, 11637307), (3937, 7132543), (6479, 4334129), (26543, 1057937), (34127, 822833), (43307, 648413), (74803, 375397)]