81020514

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4423}}^1$

素因数の和:4542

約数の個数: 32

約数和(自身を含む): 168182784

約数和(自身を除く): 87162270

約数列:

[1, 2, 3, 6, 43, 71, 86, 129, 142, 213, 258, 426, 3053, 4423, 6106, 8846, 9159, 13269, 18318, 26538, 190189, 314033, 380378, 570567, 628066, 942099, 1141134, 1884198, 13503419, 27006838, 40510257, 81020514]

約数ペア:

[(1, 81020514), (2, 40510257), (3, 27006838), (6, 13503419), (43, 1884198), (71, 1141134), (86, 942099), (129, 628066), (142, 570567), (213, 380378), (258, 314033), (426, 190189), (3053, 26538), (4423, 18318), (6106, 13269), (8846, 9159)]