218413218815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{998027}}^1$

素因数の和:998239

約数の個数: 32

約数和(自身を含む): 300079074816

約数和(自身を除く): 81665856001

約数列:

[1, 5, 11, 23, 55, 115, 173, 253, 865, 1265, 1903, 3979, 9515, 19895, 43769, 218845, 998027, 4990135, 10978297, 22954621, 54891485, 114773105, 172658671, 252500831, 863293355, 1262504155, 1899245381, 3971149433, 9496226905, 19855747165, 43682643763, 218413218815]

約数ペア:

[(1, 218413218815), (5, 43682643763), (11, 19855747165), (23, 9496226905), (55, 3971149433), (115, 1899245381), (173, 1262504155), (253, 863293355), (865, 252500831), (1265, 172658671), (1903, 114773105), (3979, 54891485), (9515, 22954621), (19895, 10978297), (43769, 4990135), (218845, 998027)]