1380666

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 3207168

約数和(自身を除く): 1826502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 463, 497, 926, 994, 1389, 1491, 2778, 2982, 3241, 6482, 9723, 19446, 32873, 65746, 98619, 197238, 230111, 460222, 690333, 1380666]

約数ペア:

[(1, 1380666), (2, 690333), (3, 460222), (6, 230111), (7, 197238), (14, 98619), (21, 65746), (42, 32873), (71, 19446), (142, 9723), (213, 6482), (426, 3241), (463, 2982), (497, 2778), (926, 1491), (994, 1389)]