27391161

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18371}}^1$

素因数の和:18452

約数の個数: 16

約数和(自身を含む): 42329088

約数和(自身を除く): 14937927

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 18371, 55113, 128597, 385791, 1304341, 3913023, 9130387, 27391161]

約数ペア:

[(1, 27391161), (3, 9130387), (7, 3913023), (21, 1304341), (71, 385791), (213, 128597), (497, 55113), (1491, 18371)]