13255361

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:944

約数の個数: 16

約数和(自身を含む): 15832320

約数和(自身を除く): 2576959

約数列:

[1, 7, 37, 61, 259, 427, 839, 2257, 5873, 15799, 31043, 51179, 217301, 358253, 1893623, 13255361]

約数ペア:

[(1, 13255361), (7, 1893623), (37, 358253), (61, 217301), (259, 51179), (427, 31043), (839, 15799), (2257, 5873)]