681189376

素因数分解:

$2^{13}\times 7^2\times {\mathrm{1697}}^1$

素因数の和:1737

約数の個数: 84

約数和(自身を含む): 1585645038

約数和(自身を除く): 904455662

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, 1697, 1792, 2048, 3136, 3394, 3584, 4096, 6272, 6788, 7168, 8192, 11879, 12544, 13576, 14336, 23758, 25088, 27152, 28672, 47516, 50176, 54304, 57344, 83153, 95032, 100352, 108608, 166306, 190064, 200704, 217216, 332612, 380128, 401408, 434432, 665224, 760256, 868864, 1330448, 1520512, 1737728, 2660896, 3041024, 3475456, 5321792, 6082048, 6950912, 10643584, 12164096, 13901824, 21287168, 24328192, 42574336, 48656384, 85148672, 97312768, 170297344, 340594688, 681189376]

約数ペア:

[(1, 681189376), (2, 340594688), (4, 170297344), (7, 97312768), (8, 85148672), (14, 48656384), (16, 42574336), (28, 24328192), (32, 21287168), (49, 13901824), (56, 12164096), (64, 10643584), (98, 6950912), (112, 6082048), (128, 5321792), (196, 3475456), (224, 3041024), (256, 2660896), (392, 1737728), (448, 1520512), (512, 1330448), (784, 868864), (896, 760256), (1024, 665224), (1568, 434432), (1697, 401408), (1792, 380128), (2048, 332612), (3136, 217216), (3394, 200704), (3584, 190064), (4096, 166306), (6272, 108608), (6788, 100352), (7168, 95032), (8192, 83153), (11879, 57344), (12544, 54304), (13576, 50176), (14336, 47516), (23758, 28672), (25088, 27152)]