208093893

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1129}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 324572160

約数和(自身を除く): 116478267

約数列:

[1, 3, 7, 21, 67, 131, 201, 393, 469, 917, 1129, 1407, 2751, 3387, 7903, 8777, 23709, 26331, 61439, 75643, 147899, 184317, 226929, 443697, 529501, 1035293, 1588503, 3105879, 9909233, 29727699, 69364631, 208093893]

約数ペア:

[(1, 208093893), (3, 69364631), (7, 29727699), (21, 9909233), (67, 3105879), (131, 1588503), (201, 1035293), (393, 529501), (469, 443697), (917, 226929), (1129, 184317), (1407, 147899), (2751, 75643), (3387, 61439), (7903, 26331), (8777, 23709)]