217352128

素因数分解:

$2^6\times 7^1\times {\mathrm{485161}}^1$

素因数の和:485180

約数の個数: 28

約数和(自身を含む): 492924592

約数和(自身を除く): 275572464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 485161, 970322, 1940644, 3396127, 3881288, 6792254, 7762576, 13584508, 15525152, 27169016, 31050304, 54338032, 108676064, 217352128]

約数ペア:

[(1, 217352128), (2, 108676064), (4, 54338032), (7, 31050304), (8, 27169016), (14, 15525152), (16, 13584508), (28, 7762576), (32, 6792254), (56, 3881288), (64, 3396127), (112, 1940644), (224, 970322), (448, 485161)]