205836795

素因数分解:

$3^6\times 5^1\times {\mathrm{149}}^1\times {\mathrm{379}}^1$

素因数の和:551

約数の個数: 56

約数和(自身を含む): 373806000

約数和(自身を除く): 167969205

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 149, 243, 379, 405, 447, 729, 745, 1137, 1215, 1341, 1895, 2235, 3411, 3645, 4023, 5685, 6705, 10233, 12069, 17055, 20115, 30699, 36207, 51165, 56471, 60345, 92097, 108621, 153495, 169413, 181035, 276291, 282355, 460485, 508239, 543105, 847065, 1381455, 1524717, 2541195, 4574151, 7623585, 13722453, 22870755, 41167359, 68612265, 205836795]

約数ペア:

[(1, 205836795), (3, 68612265), (5, 41167359), (9, 22870755), (15, 13722453), (27, 7623585), (45, 4574151), (81, 2541195), (135, 1524717), (149, 1381455), (243, 847065), (379, 543105), (405, 508239), (447, 460485), (729, 282355), (745, 276291), (1137, 181035), (1215, 169413), (1341, 153495), (1895, 108621), (2235, 92097), (3411, 60345), (3645, 56471), (4023, 51165), (5685, 36207), (6705, 30699), (10233, 20115), (12069, 17055)]