28342784

素因数分解:

$2^9\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:496

約数の個数: 40

約数和(自身を含む): 57120228

約数和(自身を除く): 28777444

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 256, 281, 394, 512, 562, 788, 1124, 1576, 2248, 3152, 4496, 6304, 8992, 12608, 17984, 25216, 35968, 50432, 55357, 71936, 100864, 110714, 143872, 221428, 442856, 885712, 1771424, 3542848, 7085696, 14171392, 28342784]

約数ペア:

[(1, 28342784), (2, 14171392), (4, 7085696), (8, 3542848), (16, 1771424), (32, 885712), (64, 442856), (128, 221428), (197, 143872), (256, 110714), (281, 100864), (394, 71936), (512, 55357), (562, 50432), (788, 35968), (1124, 25216), (1576, 17984), (2248, 12608), (3152, 8992), (4496, 6304)]