28877464

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 70958160

約数和(自身を除く): 42080696

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 49, 56, 74, 77, 88, 98, 148, 154, 181, 196, 259, 296, 308, 362, 392, 407, 518, 539, 616, 724, 814, 1036, 1078, 1267, 1448, 1628, 1813, 1991, 2072, 2156, 2534, 2849, 3256, 3626, 3982, 4312, 5068, 5698, 6697, 7252, 7964, 8869, 10136, 11396, 13394, 13937, 14504, 15928, 17738, 19943, 22792, 26788, 27874, 35476, 39886, 46879, 53576, 55748, 70952, 73667, 79772, 93758, 97559, 111496, 147334, 159544, 187516, 195118, 294668, 328153, 375032, 390236, 515669, 589336, 656306, 780472, 1031338, 1312612, 2062676, 2625224, 3609683, 4125352, 7219366, 14438732, 28877464]

約数ペア:

[(1, 28877464), (2, 14438732), (4, 7219366), (7, 4125352), (8, 3609683), (11, 2625224), (14, 2062676), (22, 1312612), (28, 1031338), (37, 780472), (44, 656306), (49, 589336), (56, 515669), (74, 390236), (77, 375032), (88, 328153), (98, 294668), (148, 195118), (154, 187516), (181, 159544), (196, 147334), (259, 111496), (296, 97559), (308, 93758), (362, 79772), (392, 73667), (407, 70952), (518, 55748), (539, 53576), (616, 46879), (724, 39886), (814, 35476), (1036, 27874), (1078, 26788), (1267, 22792), (1448, 19943), (1628, 17738), (1813, 15928), (1991, 14504), (2072, 13937), (2156, 13394), (2534, 11396), (2849, 10136), (3256, 8869), (3626, 7964), (3982, 7252), (4312, 6697), (5068, 5698)]