28691488

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5569}}^1$

素因数の和:5609

約数の個数: 48

約数和(自身を含む): 67374720

約数和(自身を除く): 38683232

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 5152, 5569, 11138, 22276, 38983, 44552, 77966, 89104, 128087, 155932, 178208, 256174, 311864, 512348, 623728, 896609, 1024696, 1247456, 1793218, 2049392, 3586436, 4098784, 7172872, 14345744, 28691488]

約数ペア:

[(1, 28691488), (2, 14345744), (4, 7172872), (7, 4098784), (8, 3586436), (14, 2049392), (16, 1793218), (23, 1247456), (28, 1024696), (32, 896609), (46, 623728), (56, 512348), (92, 311864), (112, 256174), (161, 178208), (184, 155932), (224, 128087), (322, 89104), (368, 77966), (644, 44552), (736, 38983), (1288, 22276), (2576, 11138), (5152, 5569)]