27215391

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{68209}}^1$

素因数の和:68238

約数の個数: 16

約数和(自身を含む): 43654400

約数和(自身を除く): 16439009

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 68209, 204627, 477463, 1295971, 1432389, 3887913, 9071797, 27215391]

約数ペア:

[(1, 27215391), (3, 9071797), (7, 3887913), (19, 1432389), (21, 1295971), (57, 477463), (133, 204627), (399, 68209)]