905728

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 40

約数和(自身を含む): 1902780

約数和(自身を除く): 997052

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 61, 64, 116, 122, 128, 232, 244, 256, 464, 488, 512, 928, 976, 1769, 1856, 1952, 3538, 3712, 3904, 7076, 7424, 7808, 14152, 14848, 15616, 28304, 31232, 56608, 113216, 226432, 452864, 905728]

約数ペア:

[(1, 905728), (2, 452864), (4, 226432), (8, 113216), (16, 56608), (29, 31232), (32, 28304), (58, 15616), (61, 14848), (64, 14152), (116, 7808), (122, 7424), (128, 7076), (232, 3904), (244, 3712), (256, 3538), (464, 1952), (488, 1856), (512, 1769), (928, 976)]