127289911

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1\times {\mathrm{1109}}^1$

素因数の和:1998

約数の個数: 16

約数和(自身を含む): 153446400

約数和(自身を除く): 26156489

約数列:

[1, 7, 19, 133, 863, 1109, 6041, 7763, 16397, 21071, 114779, 147497, 957067, 6699469, 18184273, 127289911]

約数ペア:

[(1, 127289911), (7, 18184273), (19, 6699469), (133, 957067), (863, 147497), (1109, 114779), (6041, 21071), (7763, 16397)]