78242878

素因数分解:

$2^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{12967}}^1$

素因数の和:13407

約数の個数: 16

約数和(自身を含む): 134452224

約数和(自身を除く): 56209346

約数列:

[1, 2, 7, 14, 431, 862, 3017, 6034, 12967, 25934, 90769, 181538, 5588777, 11177554, 39121439, 78242878]

約数ペア:

[(1, 78242878), (2, 39121439), (7, 11177554), (14, 5588777), (431, 181538), (862, 90769), (3017, 25934), (6034, 12967)]