13298825

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 17186400

約数和(自身を除く): 3887575

約数列:

[1, 5, 25, 43, 89, 139, 215, 445, 695, 1075, 2225, 3475, 3827, 5977, 12371, 19135, 29885, 61855, 95675, 149425, 309275, 531953, 2659765, 13298825]

約数ペア:

[(1, 13298825), (5, 2659765), (25, 531953), (43, 309275), (89, 149425), (139, 95675), (215, 61855), (445, 29885), (695, 19135), (1075, 12371), (2225, 5977), (3475, 3827)]