438291

素因数分解:

$3^4\times 7^1\times {\mathrm{773}}^1$

素因数の和:792

約数の個数: 20

約数和(自身を含む): 749232

約数和(自身を除く): 310941

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 773, 2319, 5411, 6957, 16233, 20871, 48699, 62613, 146097, 438291]

約数ペア:

[(1, 438291), (3, 146097), (7, 62613), (9, 48699), (21, 20871), (27, 16233), (63, 6957), (81, 5411), (189, 2319), (567, 773)]