28721688

素因数分解:

$2^3\times 3^1\times {\mathrm{521}}^1\times {\mathrm{2297}}^1$

素因数の和:2827

約数の個数: 32

約数和(自身を含む): 71973360

約数和(自身を除く): 43251672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 521, 1042, 1563, 2084, 2297, 3126, 4168, 4594, 6252, 6891, 9188, 12504, 13782, 18376, 27564, 55128, 1196737, 2393474, 3590211, 4786948, 7180422, 9573896, 14360844, 28721688]

約数ペア:

[(1, 28721688), (2, 14360844), (3, 9573896), (4, 7180422), (6, 4786948), (8, 3590211), (12, 2393474), (24, 1196737), (521, 55128), (1042, 27564), (1563, 18376), (2084, 13782), (2297, 12504), (3126, 9188), (4168, 6891), (4594, 6252)]