289859456

素因数分解:

$2^7\times {\mathrm{233}}^1\times {\mathrm{9719}}^1$

素因数の和:9966

約数の個数: 32

約数和(自身を含む): 579992400

約数和(自身を除く): 290132944

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 233, 466, 932, 1864, 3728, 7456, 9719, 14912, 19438, 29824, 38876, 77752, 155504, 311008, 622016, 1244032, 2264527, 4529054, 9058108, 18116216, 36232432, 72464864, 144929728, 289859456]

約数ペア:

[(1, 289859456), (2, 144929728), (4, 72464864), (8, 36232432), (16, 18116216), (32, 9058108), (64, 4529054), (128, 2264527), (233, 1244032), (466, 622016), (932, 311008), (1864, 155504), (3728, 77752), (7456, 38876), (9719, 29824), (14912, 19438)]