28708864

素因数分解:

$2^{12}\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 52

約数和(自身を含む): 59106256

約数和(自身を除く): 30397392

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 163, 172, 256, 326, 344, 512, 652, 688, 1024, 1304, 1376, 2048, 2608, 2752, 4096, 5216, 5504, 7009, 10432, 11008, 14018, 20864, 22016, 28036, 41728, 44032, 56072, 83456, 88064, 112144, 166912, 176128, 224288, 333824, 448576, 667648, 897152, 1794304, 3588608, 7177216, 14354432, 28708864]

約数ペア:

[(1, 28708864), (2, 14354432), (4, 7177216), (8, 3588608), (16, 1794304), (32, 897152), (43, 667648), (64, 448576), (86, 333824), (128, 224288), (163, 176128), (172, 166912), (256, 112144), (326, 88064), (344, 83456), (512, 56072), (652, 44032), (688, 41728), (1024, 28036), (1304, 22016), (1376, 20864), (2048, 14018), (2608, 11008), (2752, 10432), (4096, 7009), (5216, 5504)]