2741121

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:842

約数の個数: 20

約数和(自身を含む): 4195312

約数和(自身を除く): 1454191

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 787, 1161, 2361, 3483, 7083, 21249, 33841, 63747, 101523, 304569, 913707, 2741121]

約数ペア:

[(1, 2741121), (3, 913707), (9, 304569), (27, 101523), (43, 63747), (81, 33841), (129, 21249), (387, 7083), (787, 3483), (1161, 2361)]