89681977

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37571}}^1$

素因数の和:37620

約数の個数: 16

約数和(自身を含む): 115421184

約数和(自身を除く): 25739207

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 37571, 262997, 413281, 1164701, 2892967, 8152907, 12811711, 89681977]

約数ペア:

[(1, 89681977), (7, 12811711), (11, 8152907), (31, 2892967), (77, 1164701), (217, 413281), (341, 262997), (2387, 37571)]