28127176

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{593}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 67546710

約数和(自身を除く): 39419534

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 121, 154, 196, 242, 308, 392, 484, 539, 593, 616, 847, 968, 1078, 1186, 1694, 2156, 2372, 3388, 4151, 4312, 4744, 5929, 6523, 6776, 8302, 11858, 13046, 16604, 23716, 26092, 29057, 33208, 45661, 47432, 52184, 58114, 71753, 91322, 116228, 143506, 182644, 232456, 287012, 319627, 365288, 502271, 574024, 639254, 1004542, 1278508, 2009084, 2557016, 3515897, 4018168, 7031794, 14063588, 28127176]

約数ペア:

[(1, 28127176), (2, 14063588), (4, 7031794), (7, 4018168), (8, 3515897), (11, 2557016), (14, 2009084), (22, 1278508), (28, 1004542), (44, 639254), (49, 574024), (56, 502271), (77, 365288), (88, 319627), (98, 287012), (121, 232456), (154, 182644), (196, 143506), (242, 116228), (308, 91322), (392, 71753), (484, 58114), (539, 52184), (593, 47432), (616, 45661), (847, 33208), (968, 29057), (1078, 26092), (1186, 23716), (1694, 16604), (2156, 13046), (2372, 11858), (3388, 8302), (4151, 6776), (4312, 6523), (4744, 5929)]