2017649137

素因数分解:

$7^4\times {\mathrm{59}}^1\times {\mathrm{14243}}^1$

素因数の和:14330

約数の個数: 20

約数和(自身を含む): 2393846640

約数和(自身を除く): 376197503

約数列:

[1, 7, 49, 59, 343, 413, 2401, 2891, 14243, 20237, 99701, 141659, 697907, 840337, 4885349, 5882359, 34197443, 41176513, 288235591, 2017649137]

約数ペア:

[(1, 2017649137), (7, 288235591), (49, 41176513), (59, 34197443), (343, 5882359), (413, 4885349), (2401, 840337), (2891, 697907), (14243, 141659), (20237, 99701)]