27881673

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 39550368

約数和(自身を除く): 11668695

約数列:

[1, 3, 29, 43, 87, 129, 257, 771, 841, 1247, 2523, 3741, 7453, 11051, 22359, 33153, 36163, 108489, 216137, 320479, 648411, 961437, 9293891, 27881673]

約数ペア:

[(1, 27881673), (3, 9293891), (29, 961437), (43, 648411), (87, 320479), (129, 216137), (257, 108489), (771, 36163), (841, 33153), (1247, 22359), (2523, 11051), (3741, 7453)]