1657266561

素因数分解:

$3^5\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{647}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 2536095744

約数和(自身を除く): 878829183

約数列:

[1, 3, 9, 27, 81, 83, 127, 243, 249, 381, 647, 747, 1143, 1941, 2241, 3429, 5823, 6723, 10287, 10541, 17469, 20169, 30861, 31623, 52407, 53701, 82169, 94869, 157221, 161103, 246507, 284607, 483309, 739521, 853821, 1449927, 2218563, 2561463, 4349781, 6655689, 6820027, 13049343, 19967067, 20460081, 61380243, 184140729, 552422187, 1657266561]

約数ペア:

[(1, 1657266561), (3, 552422187), (9, 184140729), (27, 61380243), (81, 20460081), (83, 19967067), (127, 13049343), (243, 6820027), (249, 6655689), (381, 4349781), (647, 2561463), (747, 2218563), (1143, 1449927), (1941, 853821), (2241, 739521), (3429, 483309), (5823, 284607), (6723, 246507), (10287, 161103), (10541, 157221), (17469, 94869), (20169, 82169), (30861, 53701), (31623, 52407)]