2798516

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 5664960

約数和(自身を除く): 2866444

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1123, 1246, 2246, 2492, 4492, 7861, 15722, 31444, 99947, 199894, 399788, 699629, 1399258, 2798516]

約数ペア:

[(1, 2798516), (2, 1399258), (4, 699629), (7, 399788), (14, 199894), (28, 99947), (89, 31444), (178, 15722), (356, 7861), (623, 4492), (1123, 2492), (1246, 2246)]