2565984967

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 3298614528

約数和(自身を除く): 732629561

約数列:

[1, 7, 13, 43, 73, 91, 169, 301, 511, 559, 691, 949, 1183, 3139, 3913, 4837, 6643, 7267, 8983, 12337, 21973, 29713, 40807, 50443, 50869, 62881, 86359, 116779, 207991, 285649, 353101, 386269, 530491, 655759, 817453, 2169049, 2703883, 3713437, 4590313, 5021497, 8524867, 15183343, 28197637, 35150479, 59674069, 197383459, 366569281, 2565984967]

約数ペア:

[(1, 2565984967), (7, 366569281), (13, 197383459), (43, 59674069), (73, 35150479), (91, 28197637), (169, 15183343), (301, 8524867), (511, 5021497), (559, 4590313), (691, 3713437), (949, 2703883), (1183, 2169049), (3139, 817453), (3913, 655759), (4837, 530491), (6643, 386269), (7267, 353101), (8983, 285649), (12337, 207991), (21973, 116779), (29713, 86359), (40807, 62881), (50443, 50869)]