187889121

素因数分解:

$3^2\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{1913}}^1$

素因数の和:3485

約数の個数: 24

約数和(自身を含む): 310527360

約数和(自身を除く): 122638239

約数列:

[1, 3, 7, 9, 21, 63, 1559, 1913, 4677, 5739, 10913, 13391, 14031, 17217, 32739, 40173, 98217, 120519, 2982367, 8947101, 20876569, 26841303, 62629707, 187889121]

約数ペア:

[(1, 187889121), (3, 62629707), (7, 26841303), (9, 20876569), (21, 8947101), (63, 2982367), (1559, 120519), (1913, 98217), (4677, 40173), (5739, 32739), (10913, 17217), (13391, 14031)]