12820909842

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^2$

素因数の和:397

約数の個数: 144

約数和(自身を含む): 31244653440

約数和(自身を除く): 18423743598

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 79, 86, 117, 127, 129, 158, 234, 237, 254, 258, 381, 387, 474, 559, 711, 762, 774, 1027, 1118, 1143, 1422, 1651, 1677, 2054, 2286, 3081, 3302, 3354, 3397, 4953, 5031, 5461, 6162, 6794, 9243, 9906, 10033, 10062, 10191, 10922, 14859, 16129, 16383, 18486, 20066, 20382, 29718, 30099, 30573, 32258, 32766, 44161, 48387, 49149, 60198, 61146, 70993, 88322, 90297, 96774, 98298, 130429, 132483, 141986, 145161, 180594, 209677, 212979, 260858, 264966, 290322, 391287, 397449, 419354, 425958, 431419, 629031, 638937, 693547, 782574, 794898, 862838, 1173861, 1258062, 1274191, 1277874, 1294257, 1387094, 1887093, 2080641, 2347722, 2548382, 2588514, 3774186, 3822573, 3882771, 4161282, 5608447, 6241923, 7645146, 7765542, 9016111, 11216894, 11467719, 12483846, 16564483, 16825341, 18032222, 22935438, 27048333, 33128966, 33650682, 49693449, 50476023, 54096666, 54790213, 81144999, 99386898, 100952046, 109580426, 149080347, 162289998, 164370639, 298160694, 328741278, 493111917, 712272769, 986223834, 1424545538, 2136818307, 4273636614, 6410454921, 12820909842]

約数ペア:

[(1, 12820909842), (2, 6410454921), (3, 4273636614), (6, 2136818307), (9, 1424545538), (13, 986223834), (18, 712272769), (26, 493111917), (39, 328741278), (43, 298160694), (78, 164370639), (79, 162289998), (86, 149080347), (117, 109580426), (127, 100952046), (129, 99386898), (158, 81144999), (234, 54790213), (237, 54096666), (254, 50476023), (258, 49693449), (381, 33650682), (387, 33128966), (474, 27048333), (559, 22935438), (711, 18032222), (762, 16825341), (774, 16564483), (1027, 12483846), (1118, 11467719), (1143, 11216894), (1422, 9016111), (1651, 7765542), (1677, 7645146), (2054, 6241923), (2286, 5608447), (3081, 4161282), (3302, 3882771), (3354, 3822573), (3397, 3774186), (4953, 2588514), (5031, 2548382), (5461, 2347722), (6162, 2080641), (6794, 1887093), (9243, 1387094), (9906, 1294257), (10033, 1277874), (10062, 1274191), (10191, 1258062), (10922, 1173861), (14859, 862838), (16129, 794898), (16383, 782574), (18486, 693547), (20066, 638937), (20382, 629031), (29718, 431419), (30099, 425958), (30573, 419354), (32258, 397449), (32766, 391287), (44161, 290322), (48387, 264966), (49149, 260858), (60198, 212979), (61146, 209677), (70993, 180594), (88322, 145161), (90297, 141986), (96774, 132483), (98298, 130429)]