28284536

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2617}}^1$

素因数の和:2823

約数の個数: 32

約数和(自身を含む): 60947040

約数和(自身を除く): 32662504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 2617, 2702, 5234, 5404, 10468, 10808, 18319, 20936, 36638, 73276, 146552, 505081, 1010162, 2020324, 3535567, 4040648, 7071134, 14142268, 28284536]

約数ペア:

[(1, 28284536), (2, 14142268), (4, 7071134), (7, 4040648), (8, 3535567), (14, 2020324), (28, 1010162), (56, 505081), (193, 146552), (386, 73276), (772, 36638), (1351, 20936), (1544, 18319), (2617, 10808), (2702, 10468), (5234, 5404)]