199381504

素因数分解:

$2^9\times 7^1\times {\mathrm{55631}}^1$

素因数の和:55656

約数の個数: 40

約数和(自身を含む): 455292288

約数和(自身を除く): 255910784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 55631, 111262, 222524, 389417, 445048, 778834, 890096, 1557668, 1780192, 3115336, 3560384, 6230672, 7120768, 12461344, 14241536, 24922688, 28483072, 49845376, 99690752, 199381504]

約数ペア:

[(1, 199381504), (2, 99690752), (4, 49845376), (7, 28483072), (8, 24922688), (14, 14241536), (16, 12461344), (28, 7120768), (32, 6230672), (56, 3560384), (64, 3115336), (112, 1780192), (128, 1557668), (224, 890096), (256, 778834), (448, 445048), (512, 389417), (896, 222524), (1792, 111262), (3584, 55631)]