208515748

素因数分解:

$2^2\times 7^1\times {\mathrm{601}}^1\times {\mathrm{12391}}^1$

素因数の和:13003

約数の個数: 24

約数和(自身を含む): 417759104

約数和(自身を除く): 209243356

約数列:

[1, 2, 4, 7, 14, 28, 601, 1202, 2404, 4207, 8414, 12391, 16828, 24782, 49564, 86737, 173474, 346948, 7446991, 14893982, 29787964, 52128937, 104257874, 208515748]

約数ペア:

[(1, 208515748), (2, 104257874), (4, 52128937), (7, 29787964), (14, 14893982), (28, 7446991), (601, 346948), (1202, 173474), (2404, 86737), (4207, 49564), (8414, 24782), (12391, 16828)]