27881739

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{3217}}^1$

素因数の和:3336

約数の個数: 20

約数和(自身を含む): 42052824

約数和(自身を除く): 14171085

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 3217, 8667, 9651, 28953, 86859, 260577, 344219, 1032657, 3097971, 9293913, 27881739]

約数ペア:

[(1, 27881739), (3, 9293913), (9, 3097971), (27, 1032657), (81, 344219), (107, 260577), (321, 86859), (963, 28953), (2889, 9651), (3217, 8667)]