81378282

素因数分解:

$2^1\times 3^1\times {\mathrm{2143}}^1\times {\mathrm{6329}}^1$

素因数の和:8477

約数の個数: 16

約数和(自身を含む): 162858240

約数和(自身を除く): 81479958

約数列:

[1, 2, 3, 6, 2143, 4286, 6329, 6429, 12658, 12858, 18987, 37974, 13563047, 27126094, 40689141, 81378282]

約数ペア:

[(1, 81378282), (2, 40689141), (3, 27126094), (6, 13563047), (2143, 37974), (4286, 18987), (6329, 12858), (6429, 12658)]