64969359

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13999}}^1$

素因数の和:14039

約数の個数: 32

約数和(自身を含む): 112896000

約数和(自身を除く): 47926641

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 13999, 41997, 97993, 181987, 237983, 293979, 545961, 713949, 1273909, 1665881, 3093779, 3821727, 4997643, 9281337, 21656453, 64969359]

約数ペア:

[(1, 64969359), (3, 21656453), (7, 9281337), (13, 4997643), (17, 3821727), (21, 3093779), (39, 1665881), (51, 1273909), (91, 713949), (119, 545961), (221, 293979), (273, 237983), (357, 181987), (663, 97993), (1547, 41997), (4641, 13999)]