28706816

素因数分解:

$2^{11}\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 58378320

約数和(自身を除く): 29671504

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 131, 214, 256, 262, 428, 512, 524, 856, 1024, 1048, 1712, 2048, 2096, 3424, 4192, 6848, 8384, 13696, 14017, 16768, 27392, 28034, 33536, 54784, 56068, 67072, 109568, 112136, 134144, 219136, 224272, 268288, 448544, 897088, 1794176, 3588352, 7176704, 14353408, 28706816]

約数ペア:

[(1, 28706816), (2, 14353408), (4, 7176704), (8, 3588352), (16, 1794176), (32, 897088), (64, 448544), (107, 268288), (128, 224272), (131, 219136), (214, 134144), (256, 112136), (262, 109568), (428, 67072), (512, 56068), (524, 54784), (856, 33536), (1024, 28034), (1048, 27392), (1712, 16768), (2048, 14017), (2096, 13696), (3424, 8384), (4192, 6848)]