28089321

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3259}}^1$

素因数の和:3305

約数の個数: 24

約数和(自身を含む): 42953760

約数和(自身を除く): 14864439

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2873, 3259, 8619, 9777, 42367, 55403, 127101, 166209, 550771, 720239, 1652313, 2160717, 9363107, 28089321]

約数ペア:

[(1, 28089321), (3, 9363107), (13, 2160717), (17, 1652313), (39, 720239), (51, 550771), (169, 166209), (221, 127101), (507, 55403), (663, 42367), (2873, 9777), (3259, 8619)]