664713168

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1978313}}^1$

素因数の和:1978331

約数の個数: 40

約数和(自身を含む): 1962487488

約数和(自身を除く): 1297774320

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1978313, 3956626, 5934939, 7913252, 11869878, 13848191, 15826504, 23739756, 27696382, 31653008, 41544573, 47479512, 55392764, 83089146, 94959024, 110785528, 166178292, 221571056, 332356584, 664713168]

約数ペア:

[(1, 664713168), (2, 332356584), (3, 221571056), (4, 166178292), (6, 110785528), (7, 94959024), (8, 83089146), (12, 55392764), (14, 47479512), (16, 41544573), (21, 31653008), (24, 27696382), (28, 23739756), (42, 15826504), (48, 13848191), (56, 11869878), (84, 7913252), (112, 5934939), (168, 3956626), (336, 1978313)]