391573504

素因数分解:

$2^{12}\times 7^2\times {\mathrm{1951}}^1$

素因数の和:1989

約数の個数: 78

約数和(自身を含む): 911363424

約数和(自身を除く): 519789920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 1951, 2048, 3136, 3584, 3902, 4096, 6272, 7168, 7804, 12544, 13657, 14336, 15608, 25088, 27314, 28672, 31216, 50176, 54628, 62432, 95599, 100352, 109256, 124864, 191198, 200704, 218512, 249728, 382396, 437024, 499456, 764792, 874048, 998912, 1529584, 1748096, 1997824, 3059168, 3496192, 3995648, 6118336, 6992384, 7991296, 12236672, 13984768, 24473344, 27969536, 48946688, 55939072, 97893376, 195786752, 391573504]

約数ペア:

[(1, 391573504), (2, 195786752), (4, 97893376), (7, 55939072), (8, 48946688), (14, 27969536), (16, 24473344), (28, 13984768), (32, 12236672), (49, 7991296), (56, 6992384), (64, 6118336), (98, 3995648), (112, 3496192), (128, 3059168), (196, 1997824), (224, 1748096), (256, 1529584), (392, 998912), (448, 874048), (512, 764792), (784, 499456), (896, 437024), (1024, 382396), (1568, 249728), (1792, 218512), (1951, 200704), (2048, 191198), (3136, 124864), (3584, 109256), (3902, 100352), (4096, 95599), (6272, 62432), (7168, 54628), (7804, 50176), (12544, 31216), (13657, 28672), (14336, 27314), (15608, 25088)]