28323491679

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{177209}}^1$

素因数の和:177324

約数の個数: 48

約数和(自身を含む): 48654777600

約数和(自身を除く): 20331285921

約数列:

[1, 3, 7, 9, 21, 43, 59, 63, 129, 177, 301, 387, 413, 531, 903, 1239, 2537, 2709, 3717, 7611, 17759, 22833, 53277, 159831, 177209, 531627, 1240463, 1594881, 3721389, 7619987, 10455331, 11164167, 22859961, 31365993, 53339909, 68579883, 73187317, 94097979, 160019727, 219561951, 449579233, 480059181, 658685853, 1348737699, 3147054631, 4046213097, 9441163893, 28323491679]

約数ペア:

[(1, 28323491679), (3, 9441163893), (7, 4046213097), (9, 3147054631), (21, 1348737699), (43, 658685853), (59, 480059181), (63, 449579233), (129, 219561951), (177, 160019727), (301, 94097979), (387, 73187317), (413, 68579883), (531, 53339909), (903, 31365993), (1239, 22859961), (2537, 11164167), (2709, 10455331), (3717, 7619987), (7611, 3721389), (17759, 1594881), (22833, 1240463), (53277, 531627), (159831, 177209)]