207978267

素因数分解:

$3^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{28541}}^1$

素因数の和:28898

約数の個数: 16

約数和(自身を含む): 317843712

約数和(自身を除く): 109865445

約数列:

[1, 3, 7, 21, 347, 1041, 2429, 7287, 28541, 85623, 199787, 599361, 9903727, 29711181, 69326089, 207978267]

約数ペア:

[(1, 207978267), (3, 69326089), (7, 29711181), (21, 9903727), (347, 599361), (1041, 199787), (2429, 85623), (7287, 28541)]