1999561311

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{55949}}^1$

素因数の和:56004

約数の個数: 36

約数和(自身を含む): 3325444200

約数和(自身を除く): 1325882889

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 361, 627, 1083, 1881, 3249, 3971, 11913, 35739, 55949, 167847, 503541, 615439, 1063031, 1846317, 3189093, 5538951, 9567279, 11693341, 20197589, 35080023, 60592767, 105240069, 181778301, 222173479, 666520437, 1999561311]

約数ペア:

[(1, 1999561311), (3, 666520437), (9, 222173479), (11, 181778301), (19, 105240069), (33, 60592767), (57, 35080023), (99, 20197589), (171, 11693341), (209, 9567279), (361, 5538951), (627, 3189093), (1083, 1846317), (1881, 1063031), (3249, 615439), (3971, 503541), (11913, 167847), (35739, 55949)]