12999994

素因数分解:

$2^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1217}}^1$

素因数の和:1342

約数の個数: 24

約数和(自身を含む): 22910580

約数和(自身を除く): 9910586

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 763, 1217, 1526, 2434, 5341, 8519, 10682, 17038, 59633, 119266, 132653, 265306, 928571, 1857142, 6499997, 12999994]

約数ペア:

[(1, 12999994), (2, 6499997), (7, 1857142), (14, 928571), (49, 265306), (98, 132653), (109, 119266), (218, 59633), (763, 17038), (1217, 10682), (1526, 8519), (2434, 5341)]