217307588

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{20903}}^1$

素因数の和:21043

約数の個数: 24

約数和(自身を含む): 400353408

約数和(自身を除く): 183045820

約数列:

[1, 2, 4, 23, 46, 92, 113, 226, 452, 2599, 5198, 10396, 20903, 41806, 83612, 480769, 961538, 1923076, 2362039, 4724078, 9448156, 54326897, 108653794, 217307588]

約数ペア:

[(1, 217307588), (2, 108653794), (4, 54326897), (23, 9448156), (46, 4724078), (92, 2362039), (113, 1923076), (226, 961538), (452, 480769), (2599, 83612), (5198, 41806), (10396, 20903)]