55281985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{3911}}^1$

素因数の和:4184

約数の個数: 16

約数和(自身を含む): 72669312

約数和(自身を除く): 17387327

約数列:

[1, 5, 11, 55, 257, 1285, 2827, 3911, 14135, 19555, 43021, 215105, 1005127, 5025635, 11056397, 55281985]

約数ペア:

[(1, 55281985), (5, 11056397), (11, 5025635), (55, 1005127), (257, 215105), (1285, 43021), (2827, 19555), (3911, 14135)]