2018697759

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{2531}}^1$

素因数の和:2968

約数の個数: 48

約数和(自身を含む): 3334522464

約数和(自身を除く): 1315824705

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 401, 663, 1203, 1989, 2531, 3609, 5213, 6817, 7593, 15639, 20451, 22779, 32903, 43027, 46917, 61353, 88621, 98709, 129081, 265863, 296127, 387243, 559351, 797589, 1014931, 1678053, 3044793, 5034159, 9134379, 13194103, 17253827, 39582309, 51761481, 118746927, 155284443, 224299751, 672899253, 2018697759]

約数ペア:

[(1, 2018697759), (3, 672899253), (9, 224299751), (13, 155284443), (17, 118746927), (39, 51761481), (51, 39582309), (117, 17253827), (153, 13194103), (221, 9134379), (401, 5034159), (663, 3044793), (1203, 1678053), (1989, 1014931), (2531, 797589), (3609, 559351), (5213, 387243), (6817, 296127), (7593, 265863), (15639, 129081), (20451, 98709), (22779, 88621), (32903, 61353), (43027, 46917)]