168030009

素因数分解:

$3^2\times 7^1\times {\mathrm{787}}^1\times {\mathrm{3389}}^1$

素因数の和:4189

約数の個数: 24

約数和(自身を含む): 277817280

約数和(自身を除く): 109787271

約数列:

[1, 3, 7, 9, 21, 63, 787, 2361, 3389, 5509, 7083, 10167, 16527, 23723, 30501, 49581, 71169, 213507, 2667143, 8001429, 18670001, 24004287, 56010003, 168030009]

約数ペア:

[(1, 168030009), (3, 56010003), (7, 24004287), (9, 18670001), (21, 8001429), (63, 2667143), (787, 213507), (2361, 71169), (3389, 49581), (5509, 30501), (7083, 23723), (10167, 16527)]