39493181

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2203}}^1$

素因数の和:2420

約数の個数: 16

約数和(自身を含む): 48875904

約数和(自身を除く): 9382723

約数列:

[1, 7, 13, 91, 197, 1379, 2203, 2561, 15421, 17927, 28639, 200473, 433991, 3037937, 5641883, 39493181]

約数ペア:

[(1, 39493181), (7, 5641883), (13, 3037937), (91, 433991), (197, 200473), (1379, 28639), (2203, 17927), (2561, 15421)]