121720754

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{3253}}^1$

素因数の和:3661

約数の個数: 16

約数和(自身を含む): 186610392

約数和(自身を除く): 64889638

約数列:

[1, 2, 53, 106, 353, 706, 3253, 6506, 18709, 37418, 172409, 344818, 1148309, 2296618, 60860377, 121720754]

約数ペア:

[(1, 121720754), (2, 60860377), (53, 2296618), (106, 1148309), (353, 344818), (706, 172409), (3253, 37418), (6506, 18709)]