51812410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{398557}}^1$

素因数の和:398577

約数の個数: 16

約数和(自身を含む): 100436616

約数和(自身を除く): 48624206

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 398557, 797114, 1992785, 3985570, 5181241, 10362482, 25906205, 51812410]

約数ペア:

[(1, 51812410), (2, 25906205), (5, 10362482), (10, 5181241), (13, 3985570), (26, 1992785), (65, 797114), (130, 398557)]