20073015

素因数分解:

$3^6\times 5^1\times {\mathrm{5507}}^1$

素因数の和:5530

約数の個数: 28

約数和(自身を含む): 36121464

約数和(自身を除く): 16048449

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 5507, 16521, 27535, 49563, 82605, 148689, 247815, 446067, 743445, 1338201, 2230335, 4014603, 6691005, 20073015]

約数ペア:

[(1, 20073015), (3, 6691005), (5, 4014603), (9, 2230335), (15, 1338201), (27, 743445), (45, 446067), (81, 247815), (135, 148689), (243, 82605), (405, 49563), (729, 27535), (1215, 16521), (3645, 5507)]