38881791

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{757}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 60700640

約数和(自身を除く): 21818849

約数列:

[1, 3, 9, 13, 39, 117, 439, 757, 1317, 2271, 3951, 5707, 6813, 9841, 17121, 29523, 51363, 88569, 332323, 996969, 2990907, 4320199, 12960597, 38881791]

約数ペア:

[(1, 38881791), (3, 12960597), (9, 4320199), (13, 2990907), (39, 996969), (117, 332323), (439, 88569), (757, 51363), (1317, 29523), (2271, 17121), (3951, 9841), (5707, 6813)]