280449391106

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{7151}}^1\times {\mathrm{220327}}^1$

素因数の和:227569

約数の個数: 16

約数和(自身を含む): 425462181120

約数和(自身を除く): 145012790014

約数列:

[1, 2, 89, 178, 7151, 14302, 220327, 440654, 636439, 1272878, 19609103, 39218206, 1575558377, 3151116754, 140224695553, 280449391106]

約数ペア:

[(1, 280449391106), (2, 140224695553), (89, 3151116754), (178, 1575558377), (7151, 39218206), (14302, 19609103), (220327, 1272878), (440654, 636439)]