2985788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{857}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 5717712

約数和(自身を除く): 2731924

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 857, 871, 1714, 1742, 3428, 3484, 11141, 22282, 44564, 57419, 114838, 229676, 746447, 1492894, 2985788]

約数ペア:

[(1, 2985788), (2, 1492894), (4, 746447), (13, 229676), (26, 114838), (52, 57419), (67, 44564), (134, 22282), (268, 11141), (857, 3484), (871, 3428), (1714, 1742)]