28743399

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{727}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 43610112

約数和(自身を除く): 14866713

約数列:

[1, 3, 9, 23, 69, 191, 207, 573, 727, 1719, 2181, 4393, 6543, 13179, 16721, 39537, 50163, 138857, 150489, 416571, 1249713, 3193711, 9581133, 28743399]

約数ペア:

[(1, 28743399), (3, 9581133), (9, 3193711), (23, 1249713), (69, 416571), (191, 150489), (207, 138857), (573, 50163), (727, 39537), (1719, 16721), (2181, 13179), (4393, 6543)]