12878852

素因数分解:

$2^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1303}}^1$

素因数の和:1667

約数の個数: 24

約数和(自身を含む): 25850496

約数和(自身を除く): 12971644

約数列:

[1, 2, 4, 7, 14, 28, 353, 706, 1303, 1412, 2471, 2606, 4942, 5212, 9121, 9884, 18242, 36484, 459959, 919918, 1839836, 3219713, 6439426, 12878852]

約数ペア:

[(1, 12878852), (2, 6439426), (4, 3219713), (7, 1839836), (14, 919918), (28, 459959), (353, 36484), (706, 18242), (1303, 9884), (1412, 9121), (2471, 5212), (2606, 4942)]