51747948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 158383680

約数和(自身を除く): 106635732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 73, 84, 87, 97, 116, 126, 146, 174, 194, 203, 219, 252, 261, 291, 292, 348, 388, 406, 438, 511, 522, 582, 609, 657, 679, 812, 873, 876, 1022, 1044, 1164, 1218, 1314, 1358, 1533, 1746, 1827, 2037, 2044, 2117, 2436, 2628, 2716, 2813, 3066, 3492, 3654, 4074, 4234, 4599, 5626, 6111, 6132, 6351, 7081, 7308, 8148, 8439, 8468, 9198, 11252, 12222, 12702, 14162, 14819, 16878, 18396, 19053, 19691, 21243, 24444, 25317, 25404, 28324, 29638, 33756, 38106, 39382, 42486, 44457, 49567, 50634, 59073, 59276, 63729, 76212, 78764, 84972, 88914, 99134, 101268, 118146, 127458, 133371, 148701, 177219, 177828, 198268, 205349, 236292, 254916, 266742, 297402, 354438, 410698, 446103, 533484, 594804, 616047, 708876, 821396, 892206, 1232094, 1437443, 1784412, 1848141, 2464188, 2874886, 3696282, 4312329, 5749772, 7392564, 8624658, 12936987, 17249316, 25873974, 51747948]

約数ペア:

[(1, 51747948), (2, 25873974), (3, 17249316), (4, 12936987), (6, 8624658), (7, 7392564), (9, 5749772), (12, 4312329), (14, 3696282), (18, 2874886), (21, 2464188), (28, 1848141), (29, 1784412), (36, 1437443), (42, 1232094), (58, 892206), (63, 821396), (73, 708876), (84, 616047), (87, 594804), (97, 533484), (116, 446103), (126, 410698), (146, 354438), (174, 297402), (194, 266742), (203, 254916), (219, 236292), (252, 205349), (261, 198268), (291, 177828), (292, 177219), (348, 148701), (388, 133371), (406, 127458), (438, 118146), (511, 101268), (522, 99134), (582, 88914), (609, 84972), (657, 78764), (679, 76212), (812, 63729), (873, 59276), (876, 59073), (1022, 50634), (1044, 49567), (1164, 44457), (1218, 42486), (1314, 39382), (1358, 38106), (1533, 33756), (1746, 29638), (1827, 28324), (2037, 25404), (2044, 25317), (2117, 24444), (2436, 21243), (2628, 19691), (2716, 19053), (2813, 18396), (3066, 16878), (3492, 14819), (3654, 14162), (4074, 12702), (4234, 12222), (4599, 11252), (5626, 9198), (6111, 8468), (6132, 8439), (6351, 8148), (7081, 7308)]