2639243457

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{2109707}}^1$

素因数の和:2109852

約数の個数: 12

約数和(自身を含む): 3839668560

約数和(自身を除く): 1200425103

約数列:

[1, 3, 9, 139, 417, 1251, 2109707, 6329121, 18987363, 293249273, 879747819, 2639243457]

約数ペア:

[(1, 2639243457), (3, 879747819), (9, 293249273), (139, 18987363), (417, 6329121), (1251, 2109707)]