28891324

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4937}}^1$

素因数の和:4978

約数の個数: 48

約数和(自身を含む): 66366720

約数和(自身を除く): 37475396

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 4937, 5852, 9874, 19748, 34559, 54307, 69118, 93803, 108614, 138236, 187606, 217228, 375212, 380149, 656621, 760298, 1031833, 1313242, 1520596, 2063666, 2626484, 4127332, 7222831, 14445662, 28891324]

約数ペア:

[(1, 28891324), (2, 14445662), (4, 7222831), (7, 4127332), (11, 2626484), (14, 2063666), (19, 1520596), (22, 1313242), (28, 1031833), (38, 760298), (44, 656621), (76, 380149), (77, 375212), (133, 217228), (154, 187606), (209, 138236), (266, 108614), (308, 93803), (418, 69118), (532, 54307), (836, 34559), (1463, 19748), (2926, 9874), (4937, 5852)]