12840128

素因数分解:

$2^6\times 7^1\times {\mathrm{28661}}^1$

素因数の和:28680

約数の個数: 28

約数和(自身を含む): 29120592

約数和(自身を除く): 16280464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 28661, 57322, 114644, 200627, 229288, 401254, 458576, 802508, 917152, 1605016, 1834304, 3210032, 6420064, 12840128]

約数ペア:

[(1, 12840128), (2, 6420064), (4, 3210032), (7, 1834304), (8, 1605016), (14, 917152), (16, 802508), (28, 458576), (32, 401254), (56, 229288), (64, 200627), (112, 114644), (224, 57322), (448, 28661)]