2017390809

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{108061}}^1$

素因数の和:108205

約数の個数: 24

約数和(自身を含む): 3153681408

約数和(自身を除く): 1136290599

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 889, 2667, 6223, 18669, 108061, 324183, 756427, 2269281, 5294989, 13723747, 15884967, 41171241, 96066229, 288198687, 672463603, 2017390809]

約数ペア:

[(1, 2017390809), (3, 672463603), (7, 288198687), (21, 96066229), (49, 41171241), (127, 15884967), (147, 13723747), (381, 5294989), (889, 2269281), (2667, 756427), (6223, 324183), (18669, 108061)]