27964486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{17903}}^1$

素因数の和:17987

約数の個数: 16

約数和(自身を含む): 46407168

約数和(自身を除く): 18442682

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 17903, 35806, 196933, 393866, 1271113, 2542226, 13982243, 27964486]

約数ペア:

[(1, 27964486), (2, 13982243), (11, 2542226), (22, 1271113), (71, 393866), (142, 196933), (781, 35806), (1562, 17903)]