81902414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{26783}}^1$

素因数の和:26935

約数の個数: 16

約数和(自身を含む): 134991360

約数和(自身を除く): 53088946

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 26783, 53566, 294613, 589226, 3722837, 7445674, 40951207, 81902414]

約数ペア:

[(1, 81902414), (2, 40951207), (11, 7445674), (22, 3722837), (139, 589226), (278, 294613), (1529, 53566), (3058, 26783)]