51671991

素因数分解:

$3^1\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{2243}}^1$

素因数の和:3350

約数の個数: 16

約数和(自身を含む): 78845184

約数和(自身を除く): 27173193

約数列:

[1, 3, 7, 21, 1097, 2243, 3291, 6729, 7679, 15701, 23037, 47103, 2460571, 7381713, 17223997, 51671991]

約数ペア:

[(1, 51671991), (3, 17223997), (7, 7381713), (21, 2460571), (1097, 47103), (2243, 23037), (3291, 15701), (6729, 7679)]