31191048

素因数分解:

$2^3\times 3^3\times 7^3\times {\mathrm{421}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 101280000

約数和(自身を除く): 70088952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 343, 378, 392, 421, 441, 504, 588, 686, 756, 842, 882, 1029, 1176, 1263, 1323, 1372, 1512, 1684, 1764, 2058, 2526, 2646, 2744, 2947, 3087, 3368, 3528, 3789, 4116, 5052, 5292, 5894, 6174, 7578, 8232, 8841, 9261, 10104, 10584, 11367, 11788, 12348, 15156, 17682, 18522, 20629, 22734, 23576, 24696, 26523, 30312, 35364, 37044, 41258, 45468, 53046, 61887, 70728, 74088, 79569, 82516, 90936, 106092, 123774, 144403, 159138, 165032, 185661, 212184, 247548, 288806, 318276, 371322, 433209, 495096, 556983, 577612, 636552, 742644, 866418, 1113966, 1155224, 1299627, 1485288, 1732836, 2227932, 2599254, 3465672, 3898881, 4455864, 5198508, 7797762, 10397016, 15595524, 31191048]

約数ペア:

[(1, 31191048), (2, 15595524), (3, 10397016), (4, 7797762), (6, 5198508), (7, 4455864), (8, 3898881), (9, 3465672), (12, 2599254), (14, 2227932), (18, 1732836), (21, 1485288), (24, 1299627), (27, 1155224), (28, 1113966), (36, 866418), (42, 742644), (49, 636552), (54, 577612), (56, 556983), (63, 495096), (72, 433209), (84, 371322), (98, 318276), (108, 288806), (126, 247548), (147, 212184), (168, 185661), (189, 165032), (196, 159138), (216, 144403), (252, 123774), (294, 106092), (343, 90936), (378, 82516), (392, 79569), (421, 74088), (441, 70728), (504, 61887), (588, 53046), (686, 45468), (756, 41258), (842, 37044), (882, 35364), (1029, 30312), (1176, 26523), (1263, 24696), (1323, 23576), (1372, 22734), (1512, 20629), (1684, 18522), (1764, 17682), (2058, 15156), (2526, 12348), (2646, 11788), (2744, 11367), (2947, 10584), (3087, 10104), (3368, 9261), (3528, 8841), (3789, 8232), (4116, 7578), (5052, 6174), (5292, 5894)]