75642489

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1543}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 118023360

約数和(自身を除く): 42380871

約数列:

[1, 3, 9, 13, 39, 117, 419, 1257, 1543, 3771, 4629, 5447, 13887, 16341, 20059, 49023, 60177, 180531, 646517, 1939551, 5818653, 8404721, 25214163, 75642489]

約数ペア:

[(1, 75642489), (3, 25214163), (9, 8404721), (13, 5818653), (39, 1939551), (117, 646517), (419, 180531), (1257, 60177), (1543, 49023), (3771, 20059), (4629, 16341), (5447, 13887)]