27908781

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{8971}}^1$

素因数の和:9052

約数の個数: 16

約数和(自身を含む): 40051008

約数和(自身を除く): 12142227

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 8971, 26913, 152507, 457521, 547231, 1641693, 9302927, 27908781]

約数ペア:

[(1, 27908781), (3, 9302927), (17, 1641693), (51, 547231), (61, 457521), (183, 152507), (1037, 26913), (3111, 8971)]