13288293

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{5657}}^1$

素因数の和:5698

約数の個数: 20

約数和(自身を含む): 20538540

約数和(自身を除く): 7250247

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 5657, 16971, 50913, 152739, 164053, 458217, 492159, 1476477, 4429431, 13288293]

約数ペア:

[(1, 13288293), (3, 4429431), (9, 1476477), (27, 492159), (29, 458217), (81, 164053), (87, 152739), (261, 50913), (783, 16971), (2349, 5657)]