71390392713

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{20496811}}^1$

素因数の和:20496866

約数の個数: 20

約数和(自身を含む): 109125027088

約数和(自身を除く): 37734634375

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 20496811, 61490433, 184471299, 553413897, 881362873, 1660241691, 2644088619, 7932265857, 23796797571, 71390392713]

約数ペア:

[(1, 71390392713), (3, 23796797571), (9, 7932265857), (27, 2644088619), (43, 1660241691), (81, 881362873), (129, 553413897), (387, 184471299), (1161, 61490433), (3483, 20496811)]