39391247

素因数分解:

$7^2\times {\mathrm{521}}^1\times {\mathrm{1543}}^1$

素因数の和:2078

約数の個数: 12

約数和(自身を含む): 45940176

約数和(自身を除く): 6548929

約数列:

[1, 7, 49, 521, 1543, 3647, 10801, 25529, 75607, 803903, 5627321, 39391247]

約数ペア:

[(1, 39391247), (7, 5627321), (49, 803903), (521, 75607), (1543, 25529), (3647, 10801)]