12728151

素因数分解:

$3^3\times {\mathrm{599}}^1\times {\mathrm{787}}^1$

素因数の和:1395

約数の個数: 16

約数和(自身を含む): 18912000

約数和(自身を除く): 6183849

約数列:

[1, 3, 9, 27, 599, 787, 1797, 2361, 5391, 7083, 16173, 21249, 471413, 1414239, 4242717, 12728151]

約数ペア:

[(1, 12728151), (3, 4242717), (9, 1414239), (27, 471413), (599, 21249), (787, 16173), (1797, 7083), (2361, 5391)]