28197568

素因数分解:

$2^6\times 7^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:689

約数の個数: 56

約数和(自身を含む): 64629792

約数和(自身を除く): 36432224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 113, 224, 226, 448, 452, 557, 791, 904, 1114, 1582, 1808, 2228, 3164, 3616, 3899, 4456, 6328, 7232, 7798, 8912, 12656, 15596, 17824, 25312, 31192, 35648, 50624, 62384, 62941, 124768, 125882, 249536, 251764, 440587, 503528, 881174, 1007056, 1762348, 2014112, 3524696, 4028224, 7049392, 14098784, 28197568]

約数ペア:

[(1, 28197568), (2, 14098784), (4, 7049392), (7, 4028224), (8, 3524696), (14, 2014112), (16, 1762348), (28, 1007056), (32, 881174), (56, 503528), (64, 440587), (112, 251764), (113, 249536), (224, 125882), (226, 124768), (448, 62941), (452, 62384), (557, 50624), (791, 35648), (904, 31192), (1114, 25312), (1582, 17824), (1808, 15596), (2228, 12656), (3164, 8912), (3616, 7798), (3899, 7232), (4456, 6328)]