31079181

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1871}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 48657024

約数和(自身を除く): 17577843

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 1871, 2373, 5537, 5613, 13097, 16611, 39291, 91679, 211423, 275037, 634269, 1479961, 4439883, 10359727, 31079181]

約数ペア:

[(1, 31079181), (3, 10359727), (7, 4439883), (21, 1479961), (49, 634269), (113, 275037), (147, 211423), (339, 91679), (791, 39291), (1871, 16611), (2373, 13097), (5537, 5613)]