87180339

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{5237}}^1$

素因数の和:5450

約数の個数: 16

約数和(自身を含む): 120683520

約数和(自身を除く): 33503181

約数列:

[1, 3, 31, 93, 179, 537, 5237, 5549, 15711, 16647, 162347, 487041, 937423, 2812269, 29060113, 87180339]

約数ペア:

[(1, 87180339), (3, 29060113), (31, 2812269), (93, 937423), (179, 487041), (537, 162347), (5237, 16647), (5549, 15711)]