51110271

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{3203}}^1$

素因数の和:3412

約数の個数: 20

約数和(自身を含む): 76761432

約数和(自身を除く): 25651161

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 3203, 5319, 9609, 15957, 28827, 86481, 259443, 630991, 1892973, 5678919, 17036757, 51110271]

約数ペア:

[(1, 51110271), (3, 17036757), (9, 5678919), (27, 1892973), (81, 630991), (197, 259443), (591, 86481), (1773, 28827), (3203, 15957), (5319, 9609)]