2891736141

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{601}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 4808294400

約数和(自身を除く): 1916558259

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 389, 399, 589, 601, 651, 1167, 1767, 1803, 2723, 4123, 4207, 7391, 8169, 11419, 12059, 12369, 12621, 18631, 22173, 34257, 36177, 51737, 55893, 79933, 84413, 130417, 155211, 229121, 233789, 239799, 253239, 353989, 391251, 687363, 701367, 1061967, 1603847, 1636523, 2477923, 4441991, 4811541, 4909569, 7247459, 7433769, 13325973, 21742377, 31093937, 50732213, 93281811, 137701721, 152196639, 413105163, 963912047, 2891736141]

約数ペア:

[(1, 2891736141), (3, 963912047), (7, 413105163), (19, 152196639), (21, 137701721), (31, 93281811), (57, 50732213), (93, 31093937), (133, 21742377), (217, 13325973), (389, 7433769), (399, 7247459), (589, 4909569), (601, 4811541), (651, 4441991), (1167, 2477923), (1767, 1636523), (1803, 1603847), (2723, 1061967), (4123, 701367), (4207, 687363), (7391, 391251), (8169, 353989), (11419, 253239), (12059, 239799), (12369, 233789), (12621, 229121), (18631, 155211), (22173, 130417), (34257, 84413), (36177, 79933), (51737, 55893)]