51513003

素因数分解:

$3^4\times {\mathrm{769}}^1\times {\mathrm{827}}^1$

素因数の和:1608

約数の個数: 20

約数和(自身を含む): 77144760

約数和(自身を除く): 25631757

約数列:

[1, 3, 9, 27, 81, 769, 827, 2307, 2481, 6921, 7443, 20763, 22329, 62289, 66987, 635963, 1907889, 5723667, 17171001, 51513003]

約数ペア:

[(1, 51513003), (3, 17171001), (9, 5723667), (27, 1907889), (81, 635963), (769, 66987), (827, 62289), (2307, 22329), (2481, 20763), (6921, 7443)]