126821656

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4937}}^1$

素因数の和:4988

約数の個数: 48

約数和(自身を含む): 271096200

約数和(自身を除く): 144274544

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1352, 1976, 3211, 4937, 6422, 9874, 12844, 19748, 25688, 39496, 64181, 93803, 128362, 187606, 256724, 375212, 513448, 750424, 834353, 1219439, 1668706, 2438878, 3337412, 4877756, 6674824, 9755512, 15852707, 31705414, 63410828, 126821656]

約数ペア:

[(1, 126821656), (2, 63410828), (4, 31705414), (8, 15852707), (13, 9755512), (19, 6674824), (26, 4877756), (38, 3337412), (52, 2438878), (76, 1668706), (104, 1219439), (152, 834353), (169, 750424), (247, 513448), (338, 375212), (494, 256724), (676, 187606), (988, 128362), (1352, 93803), (1976, 64181), (3211, 39496), (4937, 25688), (6422, 19748), (9874, 12844)]