28807256

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1237}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 56155680

約数和(自身を除く): 27348424

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 284, 328, 568, 1237, 2474, 2911, 4948, 5822, 9896, 11644, 23288, 50717, 87827, 101434, 175654, 202868, 351308, 405736, 702616, 3600907, 7201814, 14403628, 28807256]

約数ペア:

[(1, 28807256), (2, 14403628), (4, 7201814), (8, 3600907), (41, 702616), (71, 405736), (82, 351308), (142, 202868), (164, 175654), (284, 101434), (328, 87827), (568, 50717), (1237, 23288), (2474, 11644), (2911, 9896), (4948, 5822)]