71593545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{280759}}^1$

素因数の和:280784

約数の個数: 16

約数和(自身を含む): 121288320

約数和(自身を除く): 49694775

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 280759, 842277, 1403795, 4211385, 4772903, 14318709, 23864515, 71593545]

約数ペア:

[(1, 71593545), (3, 23864515), (5, 14318709), (15, 4772903), (17, 4211385), (51, 1403795), (85, 842277), (255, 280759)]