9721728

素因数分解:

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

素因数の和:149

約数の個数: 128

約数和(自身を含む): 29988000

約数和(自身を除く): 20266272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 97, 108, 116, 128, 144, 174, 192, 194, 216, 232, 261, 288, 291, 348, 384, 388, 432, 464, 522, 576, 582, 696, 776, 783, 864, 873, 928, 1044, 1152, 1164, 1392, 1552, 1566, 1728, 1746, 1856, 2088, 2328, 2619, 2784, 2813, 3104, 3132, 3456, 3492, 3712, 4176, 4656, 5238, 5568, 5626, 6208, 6264, 6984, 8352, 8439, 9312, 10476, 11136, 11252, 12416, 12528, 13968, 16704, 16878, 18624, 20952, 22504, 25056, 25317, 27936, 33408, 33756, 37248, 41904, 45008, 50112, 50634, 55872, 67512, 75951, 83808, 90016, 100224, 101268, 111744, 135024, 151902, 167616, 180032, 202536, 270048, 303804, 335232, 360064, 405072, 540096, 607608, 810144, 1080192, 1215216, 1620288, 2430432, 3240576, 4860864, 9721728]

約数ペア:

[(1, 9721728), (2, 4860864), (3, 3240576), (4, 2430432), (6, 1620288), (8, 1215216), (9, 1080192), (12, 810144), (16, 607608), (18, 540096), (24, 405072), (27, 360064), (29, 335232), (32, 303804), (36, 270048), (48, 202536), (54, 180032), (58, 167616), (64, 151902), (72, 135024), (87, 111744), (96, 101268), (97, 100224), (108, 90016), (116, 83808), (128, 75951), (144, 67512), (174, 55872), (192, 50634), (194, 50112), (216, 45008), (232, 41904), (261, 37248), (288, 33756), (291, 33408), (348, 27936), (384, 25317), (388, 25056), (432, 22504), (464, 20952), (522, 18624), (576, 16878), (582, 16704), (696, 13968), (776, 12528), (783, 12416), (864, 11252), (873, 11136), (928, 10476), (1044, 9312), (1152, 8439), (1164, 8352), (1392, 6984), (1552, 6264), (1566, 6208), (1728, 5626), (1746, 5568), (1856, 5238), (2088, 4656), (2328, 4176), (2619, 3712), (2784, 3492), (2813, 3456), (3104, 3132)]