2091229

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 2580480

約数和(自身を除く): 489251

約数列:

[1, 7, 23, 31, 161, 217, 419, 713, 2933, 4991, 9637, 12989, 67459, 90923, 298747, 2091229]

約数ペア:

[(1, 2091229), (7, 298747), (23, 90923), (31, 67459), (161, 12989), (217, 9637), (419, 4991), (713, 2933)]