31687137

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 47523840

約数和(自身を除く): 15836703

約数列:

[1, 3, 9, 41, 79, 123, 237, 369, 711, 1087, 3239, 3261, 9717, 9783, 29151, 44567, 85873, 133701, 257619, 401103, 772857, 3520793, 10562379, 31687137]

約数ペア:

[(1, 31687137), (3, 10562379), (9, 3520793), (41, 772857), (79, 401103), (123, 257619), (237, 133701), (369, 85873), (711, 44567), (1087, 29151), (3239, 9783), (3261, 9717)]