28294784

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1417

約数の個数: 64

約数和(自身を含む): 67271040

約数和(自身を除く): 38976256

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 322, 368, 448, 644, 736, 896, 1288, 1373, 1472, 2576, 2746, 2944, 5152, 5492, 9611, 10304, 10984, 19222, 20608, 21968, 31579, 38444, 43936, 63158, 76888, 87872, 126316, 153776, 175744, 221053, 252632, 307552, 442106, 505264, 615104, 884212, 1010528, 1230208, 1768424, 2021056, 3536848, 4042112, 7073696, 14147392, 28294784]

約数ペア:

[(1, 28294784), (2, 14147392), (4, 7073696), (7, 4042112), (8, 3536848), (14, 2021056), (16, 1768424), (23, 1230208), (28, 1010528), (32, 884212), (46, 615104), (56, 505264), (64, 442106), (92, 307552), (112, 252632), (128, 221053), (161, 175744), (184, 153776), (224, 126316), (322, 87872), (368, 76888), (448, 63158), (644, 43936), (736, 38444), (896, 31579), (1288, 21968), (1373, 20608), (1472, 19222), (2576, 10984), (2746, 10304), (2944, 9611), (5152, 5492)]