51362991

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{4993}}^1$

素因数の和:5132

約数の個数: 20

約数和(自身を含む): 77347072

約数和(自身を除く): 25984081

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 4993, 10287, 14979, 44937, 134811, 404433, 634111, 1902333, 5706999, 17120997, 51362991]

約数ペア:

[(1, 51362991), (3, 17120997), (9, 5706999), (27, 1902333), (81, 634111), (127, 404433), (381, 134811), (1143, 44937), (3429, 14979), (4993, 10287)]