28905216

素因数分解:

$2^8\times 3^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 78317904

約数和(自身を除く): 49412688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 128, 183, 192, 244, 256, 366, 384, 488, 617, 732, 768, 976, 1234, 1464, 1851, 1952, 2468, 2928, 3702, 3904, 4936, 5856, 7404, 7808, 9872, 11712, 14808, 15616, 19744, 23424, 29616, 37637, 39488, 46848, 59232, 75274, 78976, 112911, 118464, 150548, 157952, 225822, 236928, 301096, 451644, 473856, 602192, 903288, 1204384, 1806576, 2408768, 3613152, 4817536, 7226304, 9635072, 14452608, 28905216]

約数ペア:

[(1, 28905216), (2, 14452608), (3, 9635072), (4, 7226304), (6, 4817536), (8, 3613152), (12, 2408768), (16, 1806576), (24, 1204384), (32, 903288), (48, 602192), (61, 473856), (64, 451644), (96, 301096), (122, 236928), (128, 225822), (183, 157952), (192, 150548), (244, 118464), (256, 112911), (366, 78976), (384, 75274), (488, 59232), (617, 46848), (732, 39488), (768, 37637), (976, 29616), (1234, 23424), (1464, 19744), (1851, 15616), (1952, 14808), (2468, 11712), (2928, 9872), (3702, 7808), (3904, 7404), (4936, 5856)]