208566295

素因数分解:

$5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{3923}}^1$

素因数の和:3980

約数の個数: 32

約数和(自身を含む): 301363200

約数和(自身を除く): 92796905

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 343, 1085, 1519, 1715, 3923, 7595, 10633, 19615, 27461, 53165, 121613, 137305, 192227, 608065, 851291, 961135, 1345589, 4256455, 5959037, 6727945, 29795185, 41713259, 208566295]

約数ペア:

[(1, 208566295), (5, 41713259), (7, 29795185), (31, 6727945), (35, 5959037), (49, 4256455), (155, 1345589), (217, 961135), (245, 851291), (343, 608065), (1085, 192227), (1519, 137305), (1715, 121613), (3923, 53165), (7595, 27461), (10633, 19615)]