27787265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 11217151

約数列:

[1, 5, 11, 17, 55, 85, 113, 187, 263, 565, 935, 1243, 1315, 1921, 2893, 4471, 6215, 9605, 14465, 21131, 22355, 29719, 49181, 105655, 148595, 245905, 326909, 505223, 1634545, 2526115, 5557453, 27787265]

約数ペア:

[(1, 27787265), (5, 5557453), (11, 2526115), (17, 1634545), (55, 505223), (85, 326909), (113, 245905), (187, 148595), (263, 105655), (565, 49181), (935, 29719), (1243, 22355), (1315, 21131), (1921, 14465), (2893, 9605), (4471, 6215)]