428754951

素因数分解:

$3^4\times {\mathrm{1913}}^1\times {\mathrm{2767}}^1$

素因数の和:4692

約数の個数: 20

約数和(自身を含む): 641052192

約数和(自身を除く): 212297241

約数列:

[1, 3, 9, 27, 81, 1913, 2767, 5739, 8301, 17217, 24903, 51651, 74709, 154953, 224127, 5293271, 15879813, 47639439, 142918317, 428754951]

約数ペア:

[(1, 428754951), (3, 142918317), (9, 47639439), (27, 15879813), (81, 5293271), (1913, 224127), (2767, 154953), (5739, 74709), (8301, 51651), (17217, 24903)]