448139536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{2161}}^1$

素因数の和:3179

約数の個数: 40

約数和(自身を含む): 936431384

約数和(自身を除く): 488291848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 997, 1994, 2161, 3988, 4322, 7976, 8644, 12961, 15952, 17288, 25922, 28093, 34576, 51844, 56186, 103688, 112372, 207376, 224744, 449488, 2154517, 4309034, 8618068, 17236136, 28008721, 34472272, 56017442, 112034884, 224069768, 448139536]

約数ペア:

[(1, 448139536), (2, 224069768), (4, 112034884), (8, 56017442), (13, 34472272), (16, 28008721), (26, 17236136), (52, 8618068), (104, 4309034), (208, 2154517), (997, 449488), (1994, 224744), (2161, 207376), (3988, 112372), (4322, 103688), (7976, 56186), (8644, 51844), (12961, 34576), (15952, 28093), (17288, 25922)]