78918417

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{123503}}^1$

素因数の和:123580

約数の個数: 12

約数和(自身を含む): 115599744

約数和(自身を除く): 36681327

約数列:

[1, 3, 9, 71, 213, 639, 123503, 370509, 1111527, 8768713, 26306139, 78918417]

約数ペア:

[(1, 78918417), (3, 26306139), (9, 8768713), (71, 1111527), (213, 370509), (639, 123503)]