1878943059

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1\times {\mathrm{881}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 3146270400

約数和(自身を除く): 1267327341

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 349, 679, 873, 881, 1047, 2037, 2443, 2643, 3141, 6111, 6167, 7329, 7929, 18501, 21987, 33853, 55503, 85457, 101559, 236971, 256371, 304677, 307469, 598199, 710913, 769113, 922407, 1794597, 2132739, 2152283, 2767221, 5383791, 6456849, 19370547, 29824493, 89473479, 208771451, 268420437, 626314353, 1878943059]

約数ペア:

[(1, 1878943059), (3, 626314353), (7, 268420437), (9, 208771451), (21, 89473479), (63, 29824493), (97, 19370547), (291, 6456849), (349, 5383791), (679, 2767221), (873, 2152283), (881, 2132739), (1047, 1794597), (2037, 922407), (2443, 769113), (2643, 710913), (3141, 598199), (6111, 307469), (6167, 304677), (7329, 256371), (7929, 236971), (18501, 101559), (21987, 85457), (33853, 55503)]