12780159

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14153}}^1$

素因数の和:14206

約数の個数: 16

約数和(自身を含む): 19928832

約数和(自身を除く): 7148673

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 14153, 42459, 99071, 297213, 608579, 1825737, 4260053, 12780159]

約数ペア:

[(1, 12780159), (3, 4260053), (7, 1825737), (21, 608579), (43, 297213), (129, 99071), (301, 42459), (903, 14153)]