28421344

素因数分解:

$2^5\times 7^1\times {\mathrm{181}}^1\times {\mathrm{701}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 64393056

約数和(自身を除く): 35971712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 181, 224, 362, 701, 724, 1267, 1402, 1448, 2534, 2804, 2896, 4907, 5068, 5608, 5792, 9814, 10136, 11216, 19628, 20272, 22432, 39256, 40544, 78512, 126881, 157024, 253762, 507524, 888167, 1015048, 1776334, 2030096, 3552668, 4060192, 7105336, 14210672, 28421344]

約数ペア:

[(1, 28421344), (2, 14210672), (4, 7105336), (7, 4060192), (8, 3552668), (14, 2030096), (16, 1776334), (28, 1015048), (32, 888167), (56, 507524), (112, 253762), (181, 157024), (224, 126881), (362, 78512), (701, 40544), (724, 39256), (1267, 22432), (1402, 20272), (1448, 19628), (2534, 11216), (2804, 10136), (2896, 9814), (4907, 5792), (5068, 5608)]