6988317

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 11151360

約数和(自身を除く): 4163043

約数列:

[1, 3, 7, 21, 43, 71, 109, 129, 213, 301, 327, 497, 763, 903, 1491, 2289, 3053, 4687, 7739, 9159, 14061, 21371, 23217, 32809, 54173, 64113, 98427, 162519, 332777, 998331, 2329439, 6988317]

約数ペア:

[(1, 6988317), (3, 2329439), (7, 998331), (21, 332777), (43, 162519), (71, 98427), (109, 64113), (129, 54173), (213, 32809), (301, 23217), (327, 21371), (497, 14061), (763, 9159), (903, 7739), (1491, 4687), (2289, 3053)]