39919537

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2591}}^1$

素因数の和:2700

約数の個数: 16

約数和(自身を含む): 47775744

約数和(自身を除く): 7856207

約数列:

[1, 7, 31, 71, 217, 497, 2201, 2591, 15407, 18137, 80321, 183961, 562247, 1287727, 5702791, 39919537]

約数ペア:

[(1, 39919537), (7, 5702791), (31, 1287727), (71, 562247), (217, 183961), (497, 80321), (2201, 18137), (2591, 15407)]