991569131

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{8293}}^1$

素因数の和:8379

約数の個数: 32

約数和(自身を含む): 1273958400

約数和(自身を除く): 282389269

約数列:

[1, 7, 19, 29, 31, 133, 203, 217, 551, 589, 899, 3857, 4123, 6293, 8293, 17081, 58051, 119567, 157567, 240497, 257083, 1102969, 1683479, 1799581, 4569443, 4884577, 7455407, 31986101, 34192039, 52187849, 141652733, 991569131]

約数ペア:

[(1, 991569131), (7, 141652733), (19, 52187849), (29, 34192039), (31, 31986101), (133, 7455407), (203, 4884577), (217, 4569443), (551, 1799581), (589, 1683479), (899, 1102969), (3857, 257083), (4123, 240497), (6293, 157567), (8293, 119567), (17081, 58051)]