639443030464

素因数分解:

$2^6\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19552441}}^1$

素因数の和:19552533

約数の個数: 56

約数和(自身を含む): 1470030799328

約数和(自身を除く): 830587768864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 146, 224, 292, 448, 511, 584, 1022, 1168, 2044, 2336, 4088, 4672, 8176, 16352, 32704, 19552441, 39104882, 78209764, 136867087, 156419528, 273734174, 312839056, 547468348, 625678112, 1094936696, 1251356224, 1427328193, 2189873392, 2854656386, 4379746784, 5709312772, 8759493568, 9991297351, 11418625544, 19982594702, 22837251088, 39965189404, 45674502176, 79930378808, 91349004352, 159860757616, 319721515232, 639443030464]

約数ペア:

[(1, 639443030464), (2, 319721515232), (4, 159860757616), (7, 91349004352), (8, 79930378808), (14, 45674502176), (16, 39965189404), (28, 22837251088), (32, 19982594702), (56, 11418625544), (64, 9991297351), (73, 8759493568), (112, 5709312772), (146, 4379746784), (224, 2854656386), (292, 2189873392), (448, 1427328193), (511, 1251356224), (584, 1094936696), (1022, 625678112), (1168, 547468348), (2044, 312839056), (2336, 273734174), (4088, 156419528), (4672, 136867087), (8176, 78209764), (16352, 39104882), (32704, 19552441)]