51507873

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 78462720

約数和(自身を除く): 26954847

約数列:

[1, 3, 9, 27, 71, 97, 213, 277, 291, 639, 831, 873, 1917, 2493, 2619, 6887, 7479, 19667, 20661, 26869, 59001, 61983, 80607, 177003, 185949, 241821, 531009, 725463, 1907699, 5723097, 17169291, 51507873]

約数ペア:

[(1, 51507873), (3, 17169291), (9, 5723097), (27, 1907699), (71, 725463), (97, 531009), (213, 241821), (277, 185949), (291, 177003), (639, 80607), (831, 61983), (873, 59001), (1917, 26869), (2493, 20661), (2619, 19667), (6887, 7479)]