138740518

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{701}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 242880768

約数和(自身を除く): 104140250

約数列:

[1, 2, 7, 14, 67, 134, 211, 422, 469, 701, 938, 1402, 1477, 2954, 4907, 9814, 14137, 28274, 46967, 93934, 98959, 147911, 197918, 295822, 328769, 657538, 1035377, 2070754, 9910037, 19820074, 69370259, 138740518]

約数ペア:

[(1, 138740518), (2, 69370259), (7, 19820074), (14, 9910037), (67, 2070754), (134, 1035377), (211, 657538), (422, 328769), (469, 295822), (701, 197918), (938, 147911), (1402, 98959), (1477, 93934), (2954, 46967), (4907, 28274), (9814, 14137)]