7215439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1129}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 9112320

約数和(自身を除く): 1896881

約数列:

[1, 7, 11, 77, 83, 581, 913, 1129, 6391, 7903, 12419, 86933, 93707, 655949, 1030777, 7215439]

約数ペア:

[(1, 7215439), (7, 1030777), (11, 655949), (77, 93707), (83, 86933), (581, 12419), (913, 7903), (1129, 6391)]