127987509

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193043}}^1$

素因数の和:193076

約数の個数: 16

約数和(自身を含む): 194588352

約数和(自身を除く): 66600843

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 193043, 579129, 2509559, 3281731, 7528677, 9845193, 42662503, 127987509]

約数ペア:

[(1, 127987509), (3, 42662503), (13, 9845193), (17, 7528677), (39, 3281731), (51, 2509559), (221, 579129), (663, 193043)]