2808039

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:914

約数の個数: 16

約数和(自身を含む): 4082400

約数和(自身を除く): 1274361

約数列:

[1, 3, 13, 39, 89, 267, 809, 1157, 2427, 3471, 10517, 31551, 72001, 216003, 936013, 2808039]

約数ペア:

[(1, 2808039), (3, 936013), (13, 216003), (39, 72001), (89, 31551), (267, 10517), (809, 3471), (1157, 2427)]