25623657

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{907}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 38433824

約数和(自身を除く): 12810167

約数列:

[1, 3, 9, 43, 73, 129, 219, 387, 657, 907, 2721, 3139, 8163, 9417, 28251, 39001, 66211, 117003, 198633, 351009, 595899, 2847073, 8541219, 25623657]

約数ペア:

[(1, 25623657), (3, 8541219), (9, 2847073), (43, 595899), (73, 351009), (129, 198633), (219, 117003), (387, 66211), (657, 39001), (907, 28251), (2721, 9417), (3139, 8163)]