12786438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{304439}}^1$

素因数の和:304451

約数の個数: 16

約数和(自身を含む): 29226240

約数和(自身を除く): 16439802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 304439, 608878, 913317, 1826634, 2131073, 4262146, 6393219, 12786438]

約数ペア:

[(1, 12786438), (2, 6393219), (3, 4262146), (6, 2131073), (7, 1826634), (14, 913317), (21, 608878), (42, 304439)]