712505661

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 1167851520

約数和(自身を除く): 455345859

約数列:

[1, 3, 7, 21, 23, 69, 71, 79, 161, 213, 237, 263, 483, 497, 553, 789, 1491, 1633, 1659, 1817, 1841, 4899, 5451, 5523, 5609, 6049, 11431, 12719, 16827, 18147, 18673, 20777, 34293, 38157, 39263, 42343, 56019, 62331, 117789, 127029, 129007, 130711, 145439, 387021, 392133, 429479, 436317, 477871, 903049, 1288437, 1433613, 1475167, 2709147, 3006353, 3345097, 4425501, 9019059, 10035291, 10326169, 30978507, 33928841, 101786523, 237501887, 712505661]

約数ペア:

[(1, 712505661), (3, 237501887), (7, 101786523), (21, 33928841), (23, 30978507), (69, 10326169), (71, 10035291), (79, 9019059), (161, 4425501), (213, 3345097), (237, 3006353), (263, 2709147), (483, 1475167), (497, 1433613), (553, 1288437), (789, 903049), (1491, 477871), (1633, 436317), (1659, 429479), (1817, 392133), (1841, 387021), (4899, 145439), (5451, 130711), (5523, 129007), (5609, 127029), (6049, 117789), (11431, 62331), (12719, 56019), (16827, 42343), (18147, 39263), (18673, 38157), (20777, 34293)]