71012145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{278479}}^1$

素因数の和:278504

約数の個数: 16

約数和(自身を含む): 120303360

約数和(自身を除く): 49291215

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 278479, 835437, 1392395, 4177185, 4734143, 14202429, 23670715, 71012145]

約数ペア:

[(1, 71012145), (3, 23670715), (5, 14202429), (15, 4734143), (17, 4177185), (51, 1392395), (85, 835437), (255, 278479)]