197219456

素因数分解:

$2^7\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2137}}^1$

素因数の和:2261

約数の個数: 64

約数和(自身を含む): 453598080

約数和(自身を除く): 256378624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 206, 224, 412, 448, 721, 824, 896, 1442, 1648, 2137, 2884, 3296, 4274, 5768, 6592, 8548, 11536, 13184, 14959, 17096, 23072, 29918, 34192, 46144, 59836, 68384, 92288, 119672, 136768, 220111, 239344, 273536, 440222, 478688, 880444, 957376, 1540777, 1760888, 1914752, 3081554, 3521776, 6163108, 7043552, 12326216, 14087104, 24652432, 28174208, 49304864, 98609728, 197219456]

約数ペア:

[(1, 197219456), (2, 98609728), (4, 49304864), (7, 28174208), (8, 24652432), (14, 14087104), (16, 12326216), (28, 7043552), (32, 6163108), (56, 3521776), (64, 3081554), (103, 1914752), (112, 1760888), (128, 1540777), (206, 957376), (224, 880444), (412, 478688), (448, 440222), (721, 273536), (824, 239344), (896, 220111), (1442, 136768), (1648, 119672), (2137, 92288), (2884, 68384), (3296, 59836), (4274, 46144), (5768, 34192), (6592, 29918), (8548, 23072), (11536, 17096), (13184, 14959)]