78012991

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{919}}^1$

素因数の和:1174

約数の個数: 16

約数和(自身を含む): 91087360

約数和(自身を除く): 13074369

約数列:

[1, 7, 67, 181, 469, 919, 1267, 6433, 12127, 61573, 84889, 166339, 431011, 1164373, 11144713, 78012991]

約数ペア:

[(1, 78012991), (7, 11144713), (67, 1164373), (181, 431011), (469, 166339), (919, 84889), (1267, 61573), (6433, 12127)]