139721344

素因数分解:

$2^7\times 7^2\times {\mathrm{22277}}^1$

素因数の和:22305

約数の個数: 48

約数和(自身を含む): 323810730

約数和(自身を除く): 184089386

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 22277, 44554, 89108, 155939, 178216, 311878, 356432, 623756, 712864, 1091573, 1247512, 1425728, 2183146, 2495024, 2851456, 4366292, 4990048, 8732584, 9980096, 17465168, 19960192, 34930336, 69860672, 139721344]

約数ペア:

[(1, 139721344), (2, 69860672), (4, 34930336), (7, 19960192), (8, 17465168), (14, 9980096), (16, 8732584), (28, 4990048), (32, 4366292), (49, 2851456), (56, 2495024), (64, 2183146), (98, 1425728), (112, 1247512), (128, 1091573), (196, 712864), (224, 623756), (392, 356432), (448, 311878), (784, 178216), (896, 155939), (1568, 89108), (3136, 44554), (6272, 22277)]