381429

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:306

約数の個数: 20

約数和(自身を含む): 605484

約数和(自身を除く): 224055

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 277, 459, 831, 1377, 2493, 4709, 7479, 14127, 22437, 42381, 127143, 381429]

約数ペア:

[(1, 381429), (3, 127143), (9, 42381), (17, 22437), (27, 14127), (51, 7479), (81, 4709), (153, 2493), (277, 1377), (459, 831)]