388513979

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{4273}}^1$

素因数の和:4730

約数の個数: 16

約数和(自身を含む): 459540480

約数和(自身を除く): 71026501

約数列:

[1, 7, 31, 217, 419, 2933, 4273, 12989, 29911, 90923, 132463, 927241, 1790387, 12532709, 55501997, 388513979]

約数ペア:

[(1, 388513979), (7, 55501997), (31, 12532709), (217, 1790387), (419, 927241), (2933, 132463), (4273, 90923), (12989, 29911)]