399579136

素因数分解:

$2^{11}\times {\mathrm{11}}^1\times {\mathrm{17737}}^1$

素因数の和:17770

約数の個数: 48

約数和(自身を含む): 871645320

約数和(自身を除く): 472066184

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1024, 1408, 2048, 2816, 5632, 11264, 17737, 22528, 35474, 70948, 141896, 195107, 283792, 390214, 567584, 780428, 1135168, 1560856, 2270336, 3121712, 4540672, 6243424, 9081344, 12486848, 18162688, 24973696, 36325376, 49947392, 99894784, 199789568, 399579136]

約数ペア:

[(1, 399579136), (2, 199789568), (4, 99894784), (8, 49947392), (11, 36325376), (16, 24973696), (22, 18162688), (32, 12486848), (44, 9081344), (64, 6243424), (88, 4540672), (128, 3121712), (176, 2270336), (256, 1560856), (352, 1135168), (512, 780428), (704, 567584), (1024, 390214), (1408, 283792), (2048, 195107), (2816, 141896), (5632, 70948), (11264, 35474), (17737, 22528)]