2548934493

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2087}}^1\times {\mathrm{3061}}^1$

素因数の和:5177

約数の個数: 32

約数和(自身を含む): 4091811840

約数和(自身を除く): 1542877347

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 2087, 3061, 6261, 9183, 14609, 21427, 39653, 43827, 58159, 64281, 118959, 174477, 277571, 407113, 832713, 1221339, 6388307, 19164921, 44718149, 121377833, 134154447, 364133499, 849644831, 2548934493]

約数ペア:

[(1, 2548934493), (3, 849644831), (7, 364133499), (19, 134154447), (21, 121377833), (57, 44718149), (133, 19164921), (399, 6388307), (2087, 1221339), (3061, 832713), (6261, 407113), (9183, 277571), (14609, 174477), (21427, 118959), (39653, 64281), (43827, 58159)]