27906687

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{18133}}^1$

素因数の和:18164

約数の個数: 20

約数和(自身を含む): 43884280

約数和(自身を除く): 15977593

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 18133, 54399, 163197, 344527, 489591, 1033581, 1468773, 3100743, 9302229, 27906687]

約数ペア:

[(1, 27906687), (3, 9302229), (9, 3100743), (19, 1468773), (27, 1033581), (57, 489591), (81, 344527), (171, 163197), (513, 54399), (1539, 18133)]