2190402243

素因数分解:

$3^6\times {\mathrm{107}}^1\times {\mathrm{28081}}^1$

素因数の和:28206

約数の個数: 28

約数和(自身を含む): 3314911608

約数和(自身を除く): 1124509365

約数列:

[1, 3, 9, 27, 81, 107, 243, 321, 729, 963, 2889, 8667, 26001, 28081, 78003, 84243, 252729, 758187, 2274561, 3004667, 6823683, 9014001, 20471049, 27042003, 81126009, 243378027, 730134081, 2190402243]

約数ペア:

[(1, 2190402243), (3, 730134081), (9, 243378027), (27, 81126009), (81, 27042003), (107, 20471049), (243, 9014001), (321, 6823683), (729, 3004667), (963, 2274561), (2889, 758187), (8667, 252729), (26001, 84243), (28081, 78003)]