155534517

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{243403}}^1$

素因数の和:243480

約数の個数: 12

約数和(自身を含む): 227826144

約数和(自身を除く): 72291627

約数列:

[1, 3, 9, 71, 213, 639, 243403, 730209, 2190627, 17281613, 51844839, 155534517]

約数ペア:

[(1, 155534517), (3, 51844839), (9, 17281613), (71, 2190627), (213, 730209), (639, 243403)]