81334287

素因数分解:

$3^5\times {\mathrm{433}}^1\times {\mathrm{773}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 122273424

約数和(自身を除く): 40939137

約数列:

[1, 3, 9, 27, 81, 243, 433, 773, 1299, 2319, 3897, 6957, 11691, 20871, 35073, 62613, 105219, 187839, 334709, 1004127, 3012381, 9037143, 27111429, 81334287]

約数ペア:

[(1, 81334287), (3, 27111429), (9, 9037143), (27, 3012381), (81, 1004127), (243, 334709), (433, 187839), (773, 105219), (1299, 62613), (2319, 35073), (3897, 20871), (6957, 11691)]