22157145

素因数分解:

$3^4\times 5^1\times {\mathrm{54709}}^1$

素因数の和:54726

約数の個数: 20

約数和(自身を含む): 39719460

約数和(自身を除く): 17562315

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 54709, 164127, 273545, 492381, 820635, 1477143, 2461905, 4431429, 7385715, 22157145]

約数ペア:

[(1, 22157145), (3, 7385715), (5, 4431429), (9, 2461905), (15, 1477143), (27, 820635), (45, 492381), (81, 273545), (135, 164127), (405, 54709)]