8343729

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:682

約数の個数: 20

約数和(自身を含む): 12545280

約数和(自身を除く): 4201551

約数列:

[1, 3, 9, 27, 81, 239, 431, 717, 1293, 2151, 3879, 6453, 11637, 19359, 34911, 103009, 309027, 927081, 2781243, 8343729]

約数ペア:

[(1, 8343729), (3, 2781243), (9, 927081), (27, 309027), (81, 103009), (239, 34911), (431, 19359), (717, 11637), (1293, 6453), (2151, 3879)]