210988689

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{12107}}^1$

素因数の和:12304

約数の個数: 16

約数和(自身を含む): 290785728

約数和(自身を除く): 79797039

約数列:

[1, 3, 37, 111, 157, 471, 5809, 12107, 17427, 36321, 447959, 1343877, 1900799, 5702397, 70329563, 210988689]

約数ペア:

[(1, 210988689), (3, 70329563), (37, 5702397), (111, 1900799), (157, 1343877), (471, 447959), (5809, 36321), (12107, 17427)]