668387456

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{474707}}^1$

素因数の和:474732

約数の個数: 32

約数和(自身を含む): 1452606480

約数和(自身を除く): 784219024

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 474707, 949414, 1898828, 3797656, 5221777, 7595312, 10443554, 15190624, 20887108, 30381248, 41774216, 60762496, 83548432, 167096864, 334193728, 668387456]

約数ペア:

[(1, 668387456), (2, 334193728), (4, 167096864), (8, 83548432), (11, 60762496), (16, 41774216), (22, 30381248), (32, 20887108), (44, 15190624), (64, 10443554), (88, 7595312), (128, 5221777), (176, 3797656), (352, 1898828), (704, 949414), (1408, 474707)]