2015421903

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{36947}}^1$

素因数の和:37012

約数の個数: 48

約数和(自身を含む): 3458332800

約数和(自身を除く): 1442910897

約数列:

[1, 3, 9, 11, 19, 29, 33, 57, 87, 99, 171, 209, 261, 319, 551, 627, 957, 1653, 1881, 2871, 4959, 6061, 18183, 36947, 54549, 110841, 332523, 406417, 701993, 1071463, 1219251, 2105979, 3214389, 3657753, 6317937, 7721923, 9643167, 11786093, 20357797, 23165769, 35358279, 61073391, 69497307, 106074837, 183220173, 223935767, 671807301, 2015421903]

約数ペア:

[(1, 2015421903), (3, 671807301), (9, 223935767), (11, 183220173), (19, 106074837), (29, 69497307), (33, 61073391), (57, 35358279), (87, 23165769), (99, 20357797), (171, 11786093), (209, 9643167), (261, 7721923), (319, 6317937), (551, 3657753), (627, 3214389), (957, 2105979), (1653, 1219251), (1881, 1071463), (2871, 701993), (4959, 406417), (6061, 332523), (18183, 110841), (36947, 54549)]