13983775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2531}}^1$

素因数の和:2571

約数の個数: 24

約数和(自身を含む): 19779984

約数和(自身を除く): 5796209

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 2531, 5525, 12655, 32903, 43027, 63275, 164515, 215135, 559351, 822575, 1075675, 2796755, 13983775]

約数ペア:

[(1, 13983775), (5, 2796755), (13, 1075675), (17, 822575), (25, 559351), (65, 215135), (85, 164515), (221, 63275), (325, 43027), (425, 32903), (1105, 12655), (2531, 5525)]