299151387

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{85889}}^1$

素因数の和:85944

約数の個数: 20

約数和(自身を含む): 457278360

約数和(自身を除く): 158126973

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 85889, 257667, 773001, 2319003, 3693227, 6957009, 11079681, 33239043, 99717129, 299151387]

約数ペア:

[(1, 299151387), (3, 99717129), (9, 33239043), (27, 11079681), (43, 6957009), (81, 3693227), (129, 2319003), (387, 773001), (1161, 257667), (3483, 85889)]