28980448

素因数分解:

$2^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1931}}^1$

素因数の和:2015

約数の個数: 48

約数和(自身を含む): 66213504

約数和(自身を除く): 37233056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 67, 112, 134, 224, 268, 469, 536, 938, 1072, 1876, 1931, 2144, 3752, 3862, 7504, 7724, 13517, 15008, 15448, 27034, 30896, 54068, 61792, 108136, 129377, 216272, 258754, 432544, 517508, 905639, 1035016, 1811278, 2070032, 3622556, 4140064, 7245112, 14490224, 28980448]

約数ペア:

[(1, 28980448), (2, 14490224), (4, 7245112), (7, 4140064), (8, 3622556), (14, 2070032), (16, 1811278), (28, 1035016), (32, 905639), (56, 517508), (67, 432544), (112, 258754), (134, 216272), (224, 129377), (268, 108136), (469, 61792), (536, 54068), (938, 30896), (1072, 27034), (1876, 15448), (1931, 15008), (2144, 13517), (3752, 7724), (3862, 7504)]