42128255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{3881}}^1$

素因数の和:4066

約数の個数: 16

約数和(自身を含む): 54782784

約数和(自身を除く): 12654529

約数列:

[1, 5, 13, 65, 167, 835, 2171, 3881, 10855, 19405, 50453, 252265, 648127, 3240635, 8425651, 42128255]

約数ペア:

[(1, 42128255), (5, 8425651), (13, 3240635), (65, 648127), (167, 252265), (835, 50453), (2171, 19405), (3881, 10855)]