49949991

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 90155520

約数和(自身を除く): 40205529

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 213, 273, 497, 639, 819, 859, 923, 1491, 2577, 2769, 4473, 6013, 6461, 7731, 8307, 11167, 18039, 19383, 33501, 54117, 58149, 60989, 78169, 100503, 182967, 234507, 426923, 548901, 703521, 792857, 1280769, 2378571, 3842307, 5549999, 7135713, 16649997, 49949991]

約数ペア:

[(1, 49949991), (3, 16649997), (7, 7135713), (9, 5549999), (13, 3842307), (21, 2378571), (39, 1280769), (63, 792857), (71, 703521), (91, 548901), (117, 426923), (213, 234507), (273, 182967), (497, 100503), (639, 78169), (819, 60989), (859, 58149), (923, 54117), (1491, 33501), (2577, 19383), (2769, 18039), (4473, 11167), (6013, 8307), (6461, 7731)]