2777404

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 5590368

約数和(自身を除く): 2812964

約数列:

[1, 2, 4, 7, 14, 28, 281, 353, 562, 706, 1124, 1412, 1967, 2471, 3934, 4942, 7868, 9884, 99193, 198386, 396772, 694351, 1388702, 2777404]

約数ペア:

[(1, 2777404), (2, 1388702), (4, 694351), (7, 396772), (14, 198386), (28, 99193), (281, 9884), (353, 7868), (562, 4942), (706, 3934), (1124, 2471), (1412, 1967)]