15700149

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{811}}^1$

素因数の和:1062

約数の個数: 20

約数和(自身を含む): 23580480

約数和(自身を除く): 7880331

約数列:

[1, 3, 9, 27, 81, 239, 717, 811, 2151, 2433, 6453, 7299, 19359, 21897, 65691, 193829, 581487, 1744461, 5233383, 15700149]

約数ペア:

[(1, 15700149), (3, 5233383), (9, 1744461), (27, 581487), (81, 193829), (239, 65691), (717, 21897), (811, 19359), (2151, 7299), (2433, 6453)]