1298891566

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{11939}}^1$

素因数の和:12376

約数の個数: 32

約数和(自身を含む): 2349792000

約数和(自身を除く): 1050900434

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 409, 818, 2863, 5726, 7771, 11939, 15542, 23878, 54397, 83573, 108794, 167146, 226841, 453682, 1587887, 3175774, 4883051, 9766102, 34181357, 68362714, 92777969, 185555938, 649445783, 1298891566]

約数ペア:

[(1, 1298891566), (2, 649445783), (7, 185555938), (14, 92777969), (19, 68362714), (38, 34181357), (133, 9766102), (266, 4883051), (409, 3175774), (818, 1587887), (2863, 453682), (5726, 226841), (7771, 167146), (11939, 108794), (15542, 83573), (23878, 54397)]