31656729

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{439}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 46643520

約数和(自身を除く): 14986791

約数列:

[1, 3, 13, 39, 43, 129, 439, 559, 1317, 1677, 1849, 5547, 5707, 17121, 18877, 24037, 56631, 72111, 245401, 736203, 811711, 2435133, 10552243, 31656729]

約数ペア:

[(1, 31656729), (3, 10552243), (13, 2435133), (39, 811711), (43, 736203), (129, 245401), (439, 72111), (559, 56631), (1317, 24037), (1677, 18877), (1849, 17121), (5547, 5707)]