2017206621

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 3260208744

約数和(自身を除く): 1243002123

約数列:

[1, 3, 9, 17, 29, 51, 61, 87, 153, 183, 257, 261, 493, 549, 771, 841, 1037, 1479, 1769, 2313, 2523, 3111, 4369, 4437, 5307, 7453, 7569, 9333, 13107, 14297, 15677, 15921, 22359, 30073, 39321, 42891, 47031, 51301, 67077, 90219, 126701, 128673, 141093, 153903, 216137, 266509, 270657, 380103, 454633, 461709, 648411, 799527, 872117, 1140309, 1363899, 1945233, 2398581, 2616351, 3674329, 4091697, 7728761, 7849053, 11022987, 13184357, 23186283, 33068961, 39553071, 69558849, 118659213, 224134069, 672402207, 2017206621]

約数ペア:

[(1, 2017206621), (3, 672402207), (9, 224134069), (17, 118659213), (29, 69558849), (51, 39553071), (61, 33068961), (87, 23186283), (153, 13184357), (183, 11022987), (257, 7849053), (261, 7728761), (493, 4091697), (549, 3674329), (771, 2616351), (841, 2398581), (1037, 1945233), (1479, 1363899), (1769, 1140309), (2313, 872117), (2523, 799527), (3111, 648411), (4369, 461709), (4437, 454633), (5307, 380103), (7453, 270657), (7569, 266509), (9333, 216137), (13107, 153903), (14297, 141093), (15677, 128673), (15921, 126701), (22359, 90219), (30073, 67077), (39321, 51301), (42891, 47031)]