12989837

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{1931}}^1$

素因数の和:2000

約数の個数: 12

約数和(自身を含む): 15347808

約数和(自身を除く): 2357971

約数列:

[1, 7, 31, 217, 961, 1931, 6727, 13517, 59861, 419027, 1855691, 12989837]

約数ペア:

[(1, 12989837), (7, 1855691), (31, 419027), (217, 59861), (961, 13517), (1931, 6727)]