137883319

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 165235200

約数和(自身を除く): 27351881

約数列:

[1, 7, 31, 103, 199, 217, 721, 961, 1393, 3193, 6169, 6727, 20497, 22351, 43183, 98983, 143479, 191239, 635407, 692881, 1338673, 4447849, 19697617, 137883319]

約数ペア:

[(1, 137883319), (7, 19697617), (31, 4447849), (103, 1338673), (199, 692881), (217, 635407), (721, 191239), (961, 143479), (1393, 98983), (3193, 43183), (6169, 22351), (6727, 20497)]