28803712

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 128

約数和(自身を含む): 72852480

約数和(自身を除く): 44048768

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 61, 62, 64, 68, 112, 119, 122, 124, 128, 136, 217, 224, 238, 244, 248, 272, 427, 434, 448, 476, 488, 496, 527, 544, 854, 868, 896, 952, 976, 992, 1037, 1054, 1088, 1708, 1736, 1891, 1904, 1952, 1984, 2074, 2108, 2176, 3416, 3472, 3689, 3782, 3808, 3904, 3968, 4148, 4216, 6832, 6944, 7259, 7378, 7564, 7616, 7808, 8296, 8432, 13237, 13664, 13888, 14518, 14756, 15128, 15232, 16592, 16864, 26474, 27328, 27776, 29036, 29512, 30256, 32147, 33184, 33728, 52948, 54656, 58072, 59024, 60512, 64294, 66368, 67456, 105896, 116144, 118048, 121024, 128588, 132736, 211792, 225029, 232288, 236096, 242048, 257176, 423584, 450058, 464576, 472192, 514352, 847168, 900116, 929152, 1028704, 1694336, 1800232, 2057408, 3600464, 4114816, 7200928, 14401856, 28803712]

約数ペア:

[(1, 28803712), (2, 14401856), (4, 7200928), (7, 4114816), (8, 3600464), (14, 2057408), (16, 1800232), (17, 1694336), (28, 1028704), (31, 929152), (32, 900116), (34, 847168), (56, 514352), (61, 472192), (62, 464576), (64, 450058), (68, 423584), (112, 257176), (119, 242048), (122, 236096), (124, 232288), (128, 225029), (136, 211792), (217, 132736), (224, 128588), (238, 121024), (244, 118048), (248, 116144), (272, 105896), (427, 67456), (434, 66368), (448, 64294), (476, 60512), (488, 59024), (496, 58072), (527, 54656), (544, 52948), (854, 33728), (868, 33184), (896, 32147), (952, 30256), (976, 29512), (992, 29036), (1037, 27776), (1054, 27328), (1088, 26474), (1708, 16864), (1736, 16592), (1891, 15232), (1904, 15128), (1952, 14756), (1984, 14518), (2074, 13888), (2108, 13664), (2176, 13237), (3416, 8432), (3472, 8296), (3689, 7808), (3782, 7616), (3808, 7564), (3904, 7378), (3968, 7259), (4148, 6944), (4216, 6832)]