221376256

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{29819}}^1$

素因数の和:29864

約数の個数: 36

約数和(自身を含む): 457140600

約数和(自身を除く): 235764344

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 928, 1856, 3712, 7424, 29819, 59638, 119276, 238552, 477104, 864751, 954208, 1729502, 1908416, 3459004, 3816832, 6918008, 7633664, 13836016, 27672032, 55344064, 110688128, 221376256]

約数ペア:

[(1, 221376256), (2, 110688128), (4, 55344064), (8, 27672032), (16, 13836016), (29, 7633664), (32, 6918008), (58, 3816832), (64, 3459004), (116, 1908416), (128, 1729502), (232, 954208), (256, 864751), (464, 477104), (928, 238552), (1856, 119276), (3712, 59638), (7424, 29819)]