439834317

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{142757}}^1$

素因数の和:142852

約数の個数: 16

約数和(自身を含む): 639555840

約数和(自身を除く): 199721523

約数列:

[1, 3, 13, 39, 79, 237, 1027, 3081, 142757, 428271, 1855841, 5567523, 11277803, 33833409, 146611439, 439834317]

約数ペア:

[(1, 439834317), (3, 146611439), (13, 33833409), (39, 11277803), (79, 5567523), (237, 1855841), (1027, 428271), (3081, 142757)]