25528386

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{643}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 55177920

約数和(自身を除く): 29649534

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 509, 643, 1018, 1286, 1527, 1929, 3054, 3858, 6617, 8359, 13234, 16718, 19851, 25077, 39702, 50154, 327287, 654574, 981861, 1963722, 4254731, 8509462, 12764193, 25528386]

約数ペア:

[(1, 25528386), (2, 12764193), (3, 8509462), (6, 4254731), (13, 1963722), (26, 981861), (39, 654574), (78, 327287), (509, 50154), (643, 39702), (1018, 25077), (1286, 19851), (1527, 16718), (1929, 13234), (3054, 8359), (3858, 6617)]