28368992

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 58378320

約数和(自身を除く): 30009328

約数列:

[1, 2, 4, 8, 16, 32, 43, 53, 86, 106, 172, 212, 344, 389, 424, 688, 778, 848, 1376, 1556, 1696, 2279, 3112, 4558, 6224, 9116, 12448, 16727, 18232, 20617, 33454, 36464, 41234, 66908, 72928, 82468, 133816, 164936, 267632, 329872, 535264, 659744, 886531, 1773062, 3546124, 7092248, 14184496, 28368992]

約数ペア:

[(1, 28368992), (2, 14184496), (4, 7092248), (8, 3546124), (16, 1773062), (32, 886531), (43, 659744), (53, 535264), (86, 329872), (106, 267632), (172, 164936), (212, 133816), (344, 82468), (389, 72928), (424, 66908), (688, 41234), (778, 36464), (848, 33454), (1376, 20617), (1556, 18232), (1696, 16727), (2279, 12448), (3112, 9116), (4558, 6224)]