18798723

素因数分解:

$3^6\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:366

約数の個数: 28

約数和(自身を含む): 28566648

約数和(自身を除く): 9767925

約数列:

[1, 3, 9, 27, 81, 107, 241, 243, 321, 723, 729, 963, 2169, 2889, 6507, 8667, 19521, 25787, 26001, 58563, 77361, 78003, 175689, 232083, 696249, 2088747, 6266241, 18798723]

約数ペア:

[(1, 18798723), (3, 6266241), (9, 2088747), (27, 696249), (81, 232083), (107, 175689), (241, 78003), (243, 77361), (321, 58563), (723, 26001), (729, 25787), (963, 19521), (2169, 8667), (2889, 6507)]