28128256

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{2113}}^1$

素因数の和:2146

約数の個数: 44

約数和(自身を含む): 60583012

約数和(自身を除く): 32454756

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 2113, 3328, 4226, 6656, 8452, 13312, 16904, 27469, 33808, 54938, 67616, 109876, 135232, 219752, 270464, 439504, 540928, 879008, 1081856, 1758016, 2163712, 3516032, 7032064, 14064128, 28128256]

約数ペア:

[(1, 28128256), (2, 14064128), (4, 7032064), (8, 3516032), (13, 2163712), (16, 1758016), (26, 1081856), (32, 879008), (52, 540928), (64, 439504), (104, 270464), (128, 219752), (208, 135232), (256, 109876), (416, 67616), (512, 54938), (832, 33808), (1024, 27469), (1664, 16904), (2113, 13312), (3328, 8452), (4226, 6656)]