28703361

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4049}}^1$

素因数の和:4208

約数の個数: 16

約数和(自身を含む): 40824000

約数和(自身を除く): 12120639

約数列:

[1, 3, 17, 51, 139, 417, 2363, 4049, 7089, 12147, 68833, 206499, 562811, 1688433, 9567787, 28703361]

約数ペア:

[(1, 28703361), (3, 9567787), (17, 1688433), (51, 562811), (139, 206499), (417, 68833), (2363, 12147), (4049, 7089)]