28218429

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{11743}}^1$

素因数の和:11841

約数の個数: 16

約数和(自身を含む): 42278400

約数和(自身を除く): 14059971

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 11743, 35229, 105687, 317061, 1045127, 3135381, 9406143, 28218429]

約数ペア:

[(1, 28218429), (3, 9406143), (9, 3135381), (27, 1045127), (89, 317061), (267, 105687), (801, 35229), (2403, 11743)]