3997538

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:158

約数の個数: 24

約数和(自身を含む): 6542208

約数和(自身を除く): 2544670

約数列:

[1, 2, 23, 43, 46, 47, 86, 94, 989, 1081, 1849, 1978, 2021, 2162, 3698, 4042, 42527, 46483, 85054, 86903, 92966, 173806, 1998769, 3997538]

約数ペア:

[(1, 3997538), (2, 1998769), (23, 173806), (43, 92966), (46, 86903), (47, 85054), (86, 46483), (94, 42527), (989, 4042), (1081, 3698), (1849, 2162), (1978, 2021)]