291226642

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{1987}}^1$

素因数の和:2063

約数の個数: 48

約数和(自身を含む): 545348160

約数和(自身を除く): 254121518

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 361, 406, 551, 722, 1102, 1987, 2527, 3857, 3974, 5054, 7714, 10469, 13909, 20938, 27818, 37753, 57623, 73283, 75506, 115246, 146566, 264271, 403361, 528542, 717307, 806722, 1094837, 1434614, 2189674, 5021149, 7663859, 10042298, 15327718, 20801903, 41603806, 145613321, 291226642]

約数ペア:

[(1, 291226642), (2, 145613321), (7, 41603806), (14, 20801903), (19, 15327718), (29, 10042298), (38, 7663859), (58, 5021149), (133, 2189674), (203, 1434614), (266, 1094837), (361, 806722), (406, 717307), (551, 528542), (722, 403361), (1102, 264271), (1987, 146566), (2527, 115246), (3857, 75506), (3974, 73283), (5054, 57623), (7714, 37753), (10469, 27818), (13909, 20938)]