28706713

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{503}}^1$

素因数の和:804

約数の個数: 16

約数和(自身を含む): 34062336

約数和(自身を除く): 5355623

約数列:

[1, 7, 31, 217, 263, 503, 1841, 3521, 8153, 15593, 57071, 109151, 132289, 926023, 4100959, 28706713]

約数ペア:

[(1, 28706713), (7, 4100959), (31, 926023), (217, 132289), (263, 109151), (503, 57071), (1841, 15593), (3521, 8153)]