12521299

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2447}}^1$

素因数の和:2514

約数の個数: 16

約数和(自身を含む): 15510528

約数和(自身を除く): 2989229

約数列:

[1, 7, 17, 43, 119, 301, 731, 2447, 5117, 17129, 41599, 105221, 291193, 736547, 1788757, 12521299]

約数ペア:

[(1, 12521299), (7, 1788757), (17, 736547), (43, 291193), (119, 105221), (301, 41599), (731, 17129), (2447, 5117)]