165747195

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72221}}^1$

素因数の和:72252

約数の個数: 32

約数和(自身を含む): 311999040

約数和(自身を除く): 146251845

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 72221, 216663, 361105, 649989, 1083315, 1227757, 1949967, 3249945, 3683271, 6138785, 9749835, 11049813, 18416355, 33149439, 55249065, 165747195]

約数ペア:

[(1, 165747195), (3, 55249065), (5, 33149439), (9, 18416355), (15, 11049813), (17, 9749835), (27, 6138785), (45, 3683271), (51, 3249945), (85, 1949967), (135, 1227757), (153, 1083315), (255, 649989), (459, 361105), (765, 216663), (2295, 72221)]