291232185

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{827}}^1\times {\mathrm{1381}}^1$

素因数の和:2233

約数の個数: 32

約数和(自身を含む): 494335872

約数和(自身を除く): 203103687

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 827, 1381, 2481, 4135, 4143, 6905, 12405, 14059, 20715, 23477, 42177, 70295, 70431, 117385, 210885, 352155, 1142087, 3426261, 5710435, 17131305, 19415479, 58246437, 97077395, 291232185]

約数ペア:

[(1, 291232185), (3, 97077395), (5, 58246437), (15, 19415479), (17, 17131305), (51, 5710435), (85, 3426261), (255, 1142087), (827, 352155), (1381, 210885), (2481, 117385), (4135, 70431), (4143, 70295), (6905, 42177), (12405, 23477), (14059, 20715)]