12665548

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 26901504

約数和(自身を除く): 14235956

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 142, 161, 277, 284, 322, 497, 554, 644, 994, 1108, 1633, 1939, 1988, 3266, 3878, 6371, 6532, 7756, 11431, 12742, 19667, 22862, 25484, 39334, 44597, 45724, 78668, 89194, 137669, 178388, 275338, 452341, 550676, 904682, 1809364, 3166387, 6332774, 12665548]

約数ペア:

[(1, 12665548), (2, 6332774), (4, 3166387), (7, 1809364), (14, 904682), (23, 550676), (28, 452341), (46, 275338), (71, 178388), (92, 137669), (142, 89194), (161, 78668), (277, 45724), (284, 44597), (322, 39334), (497, 25484), (554, 22862), (644, 19667), (994, 12742), (1108, 11431), (1633, 7756), (1939, 6532), (1988, 6371), (3266, 3878)]