287390818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{14153}}^1$

素因数の和:14250

約数の個数: 32

約数和(自身を含む): 513620352

約数和(自身を除く): 226229534

約数列:

[1, 2, 11, 13, 22, 26, 71, 142, 143, 286, 781, 923, 1562, 1846, 10153, 14153, 20306, 28306, 155683, 183989, 311366, 367978, 1004863, 2009726, 2023879, 4047758, 11053493, 13063219, 22106986, 26126438, 143695409, 287390818]

約数ペア:

[(1, 287390818), (2, 143695409), (11, 26126438), (13, 22106986), (22, 13063219), (26, 11053493), (71, 4047758), (142, 2023879), (143, 2009726), (286, 1004863), (781, 367978), (923, 311366), (1562, 183989), (1846, 155683), (10153, 28306), (14153, 20306)]