12842905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1087}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 16450560

約数和(自身を除く): 3607655

約数列:

[1, 5, 17, 85, 139, 695, 1087, 2363, 5435, 11815, 18479, 92395, 151093, 755465, 2568581, 12842905]

約数ペア:

[(1, 12842905), (5, 2568581), (17, 755465), (85, 151093), (139, 92395), (695, 18479), (1087, 11815), (2363, 5435)]