511136668

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{6271}}^1$

素因数の和:6394

約数の個数: 48

約数和(自身を含む): 1062125568

約数和(自身を除く): 550988900

約数列:

[1, 2, 4, 7, 14, 28, 41, 71, 82, 142, 164, 284, 287, 497, 574, 994, 1148, 1988, 2911, 5822, 6271, 11644, 12542, 20377, 25084, 40754, 43897, 81508, 87794, 175588, 257111, 445241, 514222, 890482, 1028444, 1780964, 1799777, 3116687, 3599554, 6233374, 7199108, 12466748, 18254881, 36509762, 73019524, 127784167, 255568334, 511136668]

約数ペア:

[(1, 511136668), (2, 255568334), (4, 127784167), (7, 73019524), (14, 36509762), (28, 18254881), (41, 12466748), (71, 7199108), (82, 6233374), (142, 3599554), (164, 3116687), (284, 1799777), (287, 1780964), (497, 1028444), (574, 890482), (994, 514222), (1148, 445241), (1988, 257111), (2911, 175588), (5822, 87794), (6271, 81508), (11644, 43897), (12542, 40754), (20377, 25084)]