27427431

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20921}}^1$

素因数の和:20966

約数の個数: 16

約数和(自身を含む): 40170240

約数和(自身を除く): 12742809

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 20921, 62763, 397499, 481183, 1192497, 1443549, 9142477, 27427431]

約数ペア:

[(1, 27427431), (3, 9142477), (19, 1443549), (23, 1192497), (57, 481183), (69, 397499), (437, 62763), (1311, 20921)]