28541121

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{31607}}^1$

素因数の和:31660

約数の個数: 16

約数和(自身を含む): 44504064

約数和(自身を除く): 15962943

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 31607, 94821, 221249, 663747, 1359101, 4077303, 9513707, 28541121]

約数ペア:

[(1, 28541121), (3, 9513707), (7, 4077303), (21, 1359101), (43, 663747), (129, 221249), (301, 94821), (903, 31607)]