12778073

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 16426944

約数和(自身を除く): 3648871

約数列:

[1, 7, 11, 49, 77, 151, 157, 539, 1057, 1099, 1661, 1727, 7399, 7693, 11627, 12089, 23707, 81389, 84623, 165949, 260777, 1161643, 1825439, 12778073]

約数ペア:

[(1, 12778073), (7, 1825439), (11, 1161643), (49, 260777), (77, 165949), (151, 84623), (157, 81389), (539, 23707), (1057, 12089), (1099, 11627), (1661, 7693), (1727, 7399)]