1398016

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:186

約数の個数: 36

約数和(自身を含む): 2877952

約数和(自身を除く): 1479936

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 127, 128, 172, 254, 256, 344, 508, 688, 1016, 1376, 2032, 2752, 4064, 5461, 5504, 8128, 10922, 11008, 16256, 21844, 32512, 43688, 87376, 174752, 349504, 699008, 1398016]

約数ペア:

[(1, 1398016), (2, 699008), (4, 349504), (8, 174752), (16, 87376), (32, 43688), (43, 32512), (64, 21844), (86, 16256), (127, 11008), (128, 10922), (172, 8128), (254, 5504), (256, 5461), (344, 4064), (508, 2752), (688, 2032), (1016, 1376)]