8720541

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{2111}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 13837824

約数和(自身を除く): 5117283

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 2111, 4131, 6333, 18999, 35887, 56997, 107661, 170991, 322983, 512973, 968949, 2906847, 8720541]

約数ペア:

[(1, 8720541), (3, 2906847), (9, 968949), (17, 512973), (27, 322983), (51, 170991), (81, 107661), (153, 56997), (243, 35887), (459, 18999), (1377, 6333), (2111, 4131)]