201681961

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1\times {\mathrm{619}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 221235840

約数和(自身を除く): 19553879

約数列:

[1, 13, 71, 353, 619, 923, 4589, 8047, 25063, 43949, 218507, 325819, 571337, 2840591, 15513997, 201681961]

約数ペア:

[(1, 201681961), (13, 15513997), (71, 2840591), (353, 571337), (619, 325819), (923, 218507), (4589, 43949), (8047, 25063)]