2419641

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 4035200

約数和(自身を除く): 1615559

約数列:

[1, 3, 7, 9, 21, 63, 193, 199, 579, 597, 1351, 1393, 1737, 1791, 4053, 4179, 12159, 12537, 38407, 115221, 268849, 345663, 806547, 2419641]

約数ペア:

[(1, 2419641), (3, 806547), (7, 345663), (9, 268849), (21, 115221), (63, 38407), (193, 12537), (199, 12159), (579, 4179), (597, 4053), (1351, 1791), (1393, 1737)]