208619264

素因数分解:

$2^8\times 7^2\times {\mathrm{16631}}^1$

素因数の和:16661

約数の個数: 54

約数和(自身を含む): 484440264

約数和(自身を除く): 275821000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 16631, 33262, 66524, 116417, 133048, 232834, 266096, 465668, 532192, 814919, 931336, 1064384, 1629838, 1862672, 2128768, 3259676, 3725344, 4257536, 6519352, 7450688, 13038704, 14901376, 26077408, 29802752, 52154816, 104309632, 208619264]

約数ペア:

[(1, 208619264), (2, 104309632), (4, 52154816), (7, 29802752), (8, 26077408), (14, 14901376), (16, 13038704), (28, 7450688), (32, 6519352), (49, 4257536), (56, 3725344), (64, 3259676), (98, 2128768), (112, 1862672), (128, 1629838), (196, 1064384), (224, 931336), (256, 814919), (392, 532192), (448, 465668), (784, 266096), (896, 232834), (1568, 133048), (1792, 116417), (3136, 66524), (6272, 33262), (12544, 16631)]