218906128

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{9007}}^1$

素因数の和:9060

約数の個数: 60

約数和(自身を含む): 509348352

約数和(自身を除く): 290442224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 392, 434, 496, 784, 868, 1519, 1736, 3038, 3472, 6076, 9007, 12152, 18014, 24304, 36028, 63049, 72056, 126098, 144112, 252196, 279217, 441343, 504392, 558434, 882686, 1008784, 1116868, 1765372, 1954519, 2233736, 3530744, 3909038, 4467472, 7061488, 7818076, 13681633, 15636152, 27363266, 31272304, 54726532, 109453064, 218906128]

約数ペア:

[(1, 218906128), (2, 109453064), (4, 54726532), (7, 31272304), (8, 27363266), (14, 15636152), (16, 13681633), (28, 7818076), (31, 7061488), (49, 4467472), (56, 3909038), (62, 3530744), (98, 2233736), (112, 1954519), (124, 1765372), (196, 1116868), (217, 1008784), (248, 882686), (392, 558434), (434, 504392), (496, 441343), (784, 279217), (868, 252196), (1519, 144112), (1736, 126098), (3038, 72056), (3472, 63049), (6076, 36028), (9007, 24304), (12152, 18014)]