127870864

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{257}}^2$

素因数の和:544

約数の個数: 45

約数和(自身を含む): 273383761

約数和(自身を除く): 145512897

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 257, 484, 514, 968, 1028, 1936, 2056, 2827, 4112, 5654, 11308, 22616, 31097, 45232, 62194, 66049, 124388, 132098, 248776, 264196, 497552, 528392, 726539, 1056784, 1453078, 2906156, 5812312, 7991929, 11624624, 15983858, 31967716, 63935432, 127870864]

約数ペア:

[(1, 127870864), (2, 63935432), (4, 31967716), (8, 15983858), (11, 11624624), (16, 7991929), (22, 5812312), (44, 2906156), (88, 1453078), (121, 1056784), (176, 726539), (242, 528392), (257, 497552), (484, 264196), (514, 248776), (968, 132098), (1028, 124388), (1936, 66049), (2056, 62194), (2827, 45232), (4112, 31097), (5654, 22616)]