218768715

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147319}}^1$

素因数の和:147344

約数の個数: 32

約数和(自身を含む): 424281600

約数和(自身を除く): 205512885

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 147319, 441957, 736595, 1325871, 1620509, 2209785, 3977613, 4861527, 6629355, 8102545, 14584581, 19888065, 24307635, 43753743, 72922905, 218768715]

約数ペア:

[(1, 218768715), (3, 72922905), (5, 43753743), (9, 24307635), (11, 19888065), (15, 14584581), (27, 8102545), (33, 6629355), (45, 4861527), (55, 3977613), (99, 2209785), (135, 1620509), (165, 1325871), (297, 736595), (495, 441957), (1485, 147319)]