289468784

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{149519}}^1$

素因数の和:149549

約数の個数: 30

約数和(自身を含む): 616470960

約数和(自身を除く): 327002176

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 149519, 299038, 598076, 1196152, 1644709, 2392304, 3289418, 6578836, 13157672, 18091799, 26315344, 36183598, 72367196, 144734392, 289468784]

約数ペア:

[(1, 289468784), (2, 144734392), (4, 72367196), (8, 36183598), (11, 26315344), (16, 18091799), (22, 13157672), (44, 6578836), (88, 3289418), (121, 2392304), (176, 1644709), (242, 1196152), (484, 598076), (968, 299038), (1936, 149519)]