39990821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1292

約数の個数: 16

約数和(自身を含む): 44892288

約数和(自身を除く): 4901467

約数列:

[1, 13, 37, 71, 481, 923, 1171, 2627, 15223, 34151, 43327, 83141, 563251, 1080833, 3076217, 39990821]

約数ペア:

[(1, 39990821), (13, 3076217), (37, 1080833), (71, 563251), (481, 83141), (923, 43327), (1171, 34151), (2627, 15223)]