71865556

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{8527}}^1$

素因数の和:8588

約数の個数: 36

約数和(自身を含む): 149717568

約数和(自身を除く): 77852012

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 8527, 17054, 34108, 59689, 119378, 238756, 366661, 417823, 733322, 835646, 1466644, 1671292, 2566627, 5133254, 10266508, 17966389, 35932778, 71865556]

約数ペア:

[(1, 71865556), (2, 35932778), (4, 17966389), (7, 10266508), (14, 5133254), (28, 2566627), (43, 1671292), (49, 1466644), (86, 835646), (98, 733322), (172, 417823), (196, 366661), (301, 238756), (602, 119378), (1204, 59689), (2107, 34108), (4214, 17054), (8428, 8527)]