217333755

素因数分解:

$3^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{5507}}^1$

素因数の和:6395

約数の個数: 24

約数和(自身を含む): 377209872

約数和(自身を除く): 159876117

約数列:

[1, 3, 5, 9, 15, 45, 877, 2631, 4385, 5507, 7893, 13155, 16521, 27535, 39465, 49563, 82605, 247815, 4829639, 14488917, 24148195, 43466751, 72444585, 217333755]

約数ペア:

[(1, 217333755), (3, 72444585), (5, 43466751), (9, 24148195), (15, 14488917), (45, 4829639), (877, 247815), (2631, 82605), (4385, 49563), (5507, 39465), (7893, 27535), (13155, 16521)]