2191049

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:500

約数の個数: 16

約数和(自身を含む): 2703360

約数和(自身を除く): 512311

約数列:

[1, 7, 23, 31, 161, 217, 439, 713, 3073, 4991, 10097, 13609, 70679, 95263, 313007, 2191049]

約数ペア:

[(1, 2191049), (7, 313007), (23, 95263), (31, 70679), (161, 13609), (217, 10097), (439, 4991), (713, 3073)]