128251647

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{27457}}^1$

素因数の和:27639

約数の個数: 16

約数和(自身を含む): 191107680

約数和(自身を除く): 62856033

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 27457, 82371, 247113, 741339, 4750061, 14250183, 42750549, 128251647]

約数ペア:

[(1, 128251647), (3, 42750549), (9, 14250183), (27, 4750061), (173, 741339), (519, 247113), (1557, 82371), (4671, 27457)]