2154086943

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{240707}}^1$

素因数の和:240886

約数の個数: 16

約数和(自身を含む): 3042549120

約数和(自身を除く): 888462177

約数列:

[1, 3, 19, 57, 157, 471, 2983, 8949, 240707, 722121, 4573433, 13720299, 37790999, 113372997, 718028981, 2154086943]

約数ペア:

[(1, 2154086943), (3, 718028981), (19, 113372997), (57, 37790999), (157, 13720299), (471, 4573433), (2983, 722121), (8949, 240707)]