12798853165

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{1987}}^1$

素因数の和:2498

約数の個数: 48

約数和(自身を含む): 18210334464

約数和(自身を除く): 5411481299

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 431, 1987, 2135, 2155, 2989, 3017, 9935, 13909, 14945, 15085, 21119, 26291, 69545, 97363, 105595, 121207, 131455, 184037, 486815, 606035, 848449, 856397, 920185, 1288259, 4242245, 4281985, 5939143, 5994779, 6441295, 29695715, 29973895, 41963453, 52240217, 209817265, 261201085, 365681519, 1828407595, 2559770633, 12798853165]

約数ペア:

[(1, 12798853165), (5, 2559770633), (7, 1828407595), (35, 365681519), (49, 261201085), (61, 209817265), (245, 52240217), (305, 41963453), (427, 29973895), (431, 29695715), (1987, 6441295), (2135, 5994779), (2155, 5939143), (2989, 4281985), (3017, 4242245), (9935, 1288259), (13909, 920185), (14945, 856397), (15085, 848449), (21119, 606035), (26291, 486815), (69545, 184037), (97363, 131455), (105595, 121207)]