868157353

素因数分解:

$7^3\times {\mathrm{89}}^1\times {\mathrm{28439}}^1$

素因数の和:28549

約数の個数: 16

約数和(自身を含む): 1023840000

約数和(自身を除く): 155682647

約数列:

[1, 7, 49, 89, 343, 623, 4361, 28439, 30527, 199073, 1393511, 2531071, 9754577, 17717497, 124022479, 868157353]

約数ペア:

[(1, 868157353), (7, 124022479), (49, 17717497), (89, 9754577), (343, 2531071), (623, 1393511), (4361, 199073), (28439, 30527)]