25874211

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{21191}}^1$

素因数の和:21242

約数の個数: 16

約数和(自身を含む): 38654208

約数和(自身を除く): 12779997

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 21191, 63573, 233101, 699303, 784067, 2352201, 8624737, 25874211]

約数ペア:

[(1, 25874211), (3, 8624737), (11, 2352201), (33, 784067), (37, 699303), (111, 233101), (407, 63573), (1221, 21191)]