218319795

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{5701}}^1$

素因数の和:5772

約数の個数: 48

約数和(自身を含む): 405617472

約数和(自身を除く): 187297677

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 333, 345, 555, 851, 1035, 1665, 2553, 4255, 5701, 7659, 12765, 17103, 28505, 38295, 51309, 85515, 131123, 210937, 256545, 393369, 632811, 655615, 1054685, 1180107, 1898433, 1966845, 3164055, 4851551, 5900535, 9492165, 14554653, 24257755, 43663959, 72773265, 218319795]

約数ペア:

[(1, 218319795), (3, 72773265), (5, 43663959), (9, 24257755), (15, 14554653), (23, 9492165), (37, 5900535), (45, 4851551), (69, 3164055), (111, 1966845), (115, 1898433), (185, 1180107), (207, 1054685), (333, 655615), (345, 632811), (555, 393369), (851, 256545), (1035, 210937), (1665, 131123), (2553, 85515), (4255, 51309), (5701, 38295), (7659, 28505), (12765, 17103)]