13209993

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{16871}}^1$

素因数の和:16909

約数の個数: 16

約数和(自身を含む): 20246400

約数和(自身を除く): 7036407

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 16871, 50613, 151839, 455517, 489259, 1467777, 4403331, 13209993]

約数ペア:

[(1, 13209993), (3, 4403331), (9, 1467777), (27, 489259), (29, 455517), (87, 151839), (261, 50613), (783, 16871)]