17688159

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{9227}}^1$

素因数の和:9307

約数の個数: 16

約数和(自身を含む): 26576640

約数和(自身を除く): 8888481

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 9227, 27681, 83043, 249129, 655117, 1965351, 5896053, 17688159]

約数ペア:

[(1, 17688159), (3, 5896053), (9, 1965351), (27, 655117), (71, 249129), (213, 83043), (639, 27681), (1917, 9227)]