79542729

素因数分解:

$3^4\times 7^4\times {\mathrm{409}}^1$

素因数の和:449

約数の個数: 50

約数和(自身を含む): 138957610

約数和(自身を除く): 59414881

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 409, 441, 567, 1029, 1227, 1323, 2401, 2863, 3087, 3681, 3969, 7203, 8589, 9261, 11043, 20041, 21609, 25767, 27783, 33129, 60123, 64827, 77301, 140287, 180369, 194481, 231903, 420861, 541107, 982009, 1262583, 1623321, 2946027, 3787749, 8838081, 11363247, 26514243, 79542729]

約数ペア:

[(1, 79542729), (3, 26514243), (7, 11363247), (9, 8838081), (21, 3787749), (27, 2946027), (49, 1623321), (63, 1262583), (81, 982009), (147, 541107), (189, 420861), (343, 231903), (409, 194481), (441, 180369), (567, 140287), (1029, 77301), (1227, 64827), (1323, 60123), (2401, 33129), (2863, 27783), (3087, 25767), (3681, 21609), (3969, 20041), (7203, 11043), (8589, 9261)]