281858888912

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{21893}}^1\times {\mathrm{9041}}^1$

素因数の和:31031

約数の個数: 40

約数和(自身を含む): 552323878920

約数和(自身を除く): 270464990008

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 9041, 18082, 21893, 36164, 43786, 72328, 87572, 144656, 175144, 350288, 804649, 1609298, 1948477, 3218596, 3896954, 6437192, 7793908, 12874384, 15587816, 31175632, 197934613, 395869226, 791738452, 1583476904, 3166953808, 17616180557, 35232361114, 70464722228, 140929444456, 281858888912]

約数ペア:

[(1, 281858888912), (2, 140929444456), (4, 70464722228), (8, 35232361114), (16, 17616180557), (89, 3166953808), (178, 1583476904), (356, 791738452), (712, 395869226), (1424, 197934613), (9041, 31175632), (18082, 15587816), (21893, 12874384), (36164, 7793908), (43786, 6437192), (72328, 3896954), (87572, 3218596), (144656, 1948477), (175144, 1609298), (350288, 804649)]