7111881

素因数分解:

$3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 12614784

約数和(自身を除く): 5502903

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 113, 189, 243, 259, 333, 339, 567, 777, 791, 999, 1017, 1701, 2331, 2373, 2997, 3051, 4181, 6993, 7119, 8991, 9153, 12543, 20979, 21357, 27459, 29267, 37629, 62937, 64071, 87801, 112887, 192213, 263403, 338661, 790209, 1015983, 2370627, 7111881]

約数ペア:

[(1, 7111881), (3, 2370627), (7, 1015983), (9, 790209), (21, 338661), (27, 263403), (37, 192213), (63, 112887), (81, 87801), (111, 64071), (113, 62937), (189, 37629), (243, 29267), (259, 27459), (333, 21357), (339, 20979), (567, 12543), (777, 9153), (791, 8991), (999, 7119), (1017, 6993), (1701, 4181), (2331, 3051), (2373, 2997)]