26279729

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 31868928

約数和(自身を除く): 5589199

約数列:

[1, 7, 41, 49, 103, 127, 287, 721, 889, 2009, 4223, 5047, 5207, 6223, 13081, 29561, 36449, 91567, 206927, 255143, 536321, 640969, 3754247, 26279729]

約数ペア:

[(1, 26279729), (7, 3754247), (41, 640969), (49, 536321), (103, 255143), (127, 206927), (287, 91567), (721, 36449), (889, 29561), (2009, 13081), (4223, 6223), (5047, 5207)]