27578405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4759}}^1$

素因数の和:4844

約数の個数: 16

約数和(自身を含む): 35414400

約数和(自身を除く): 7835995

約数列:

[1, 5, 19, 61, 95, 305, 1159, 4759, 5795, 23795, 90421, 290299, 452105, 1451495, 5515681, 27578405]

約数ペア:

[(1, 27578405), (5, 5515681), (19, 1451495), (61, 452105), (95, 290299), (305, 90421), (1159, 23795), (4759, 5795)]