27865715

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{433}}^1$

素因数の和:710

約数の個数: 16

約数和(自身を含む): 34226976

約数和(自身を除く): 6361261

約数列:

[1, 5, 61, 211, 305, 433, 1055, 2165, 12871, 26413, 64355, 91363, 132065, 456815, 5573143, 27865715]

約数ペア:

[(1, 27865715), (5, 5573143), (61, 456815), (211, 132065), (305, 91363), (433, 64355), (1055, 26413), (2165, 12871)]