26518401

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 49674240

約数和(自身を除く): 23155839

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 43, 63, 91, 117, 129, 189, 251, 273, 301, 351, 387, 559, 753, 819, 903, 1161, 1677, 1757, 2259, 2457, 2709, 3263, 3913, 5031, 5271, 6777, 8127, 9789, 10793, 11739, 15093, 15813, 22841, 29367, 32379, 35217, 47439, 68523, 75551, 88101, 97137, 105651, 140309, 205569, 226653, 291411, 420927, 616707, 679959, 982163, 1262781, 2039877, 2946489, 3788343, 8839467, 26518401]

約数ペア:

[(1, 26518401), (3, 8839467), (7, 3788343), (9, 2946489), (13, 2039877), (21, 1262781), (27, 982163), (39, 679959), (43, 616707), (63, 420927), (91, 291411), (117, 226653), (129, 205569), (189, 140309), (251, 105651), (273, 97137), (301, 88101), (351, 75551), (387, 68523), (559, 47439), (753, 35217), (819, 32379), (903, 29367), (1161, 22841), (1677, 15813), (1757, 15093), (2259, 11739), (2457, 10793), (2709, 9789), (3263, 8127), (3913, 6777), (5031, 5271)]