215684613

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{16747}}^1$

素因数の和:16815

約数の個数: 24

約数和(自身を含む): 329198688

約数和(自身を除く): 113514075

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 1431, 4293, 12879, 16747, 50241, 150723, 452169, 887591, 1356507, 2662773, 4069521, 7988319, 23964957, 71894871, 215684613]

約数ペア:

[(1, 215684613), (3, 71894871), (9, 23964957), (27, 7988319), (53, 4069521), (81, 2662773), (159, 1356507), (243, 887591), (477, 452169), (1431, 150723), (4293, 50241), (12879, 16747)]