81054459

素因数分解:

$3^3\times {\mathrm{257}}^1\times {\mathrm{11681}}^1$

素因数の和:11947

約数の個数: 16

約数和(自身を含む): 120558240

約数和(自身を除く): 39503781

約数列:

[1, 3, 9, 27, 257, 771, 2313, 6939, 11681, 35043, 105129, 315387, 3002017, 9006051, 27018153, 81054459]

約数ペア:

[(1, 81054459), (3, 27018153), (9, 9006051), (27, 3002017), (257, 315387), (771, 105129), (2313, 35043), (6939, 11681)]