205214157

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{7753}}^1$

素因数の和:7949

約数の個数: 24

約数和(自身を含む): 315711864

約数和(自身を除く): 110497707

約数列:

[1, 3, 9, 17, 51, 153, 173, 519, 1557, 2941, 7753, 8823, 23259, 26469, 69777, 131801, 395403, 1186209, 1341269, 4023807, 12071421, 22801573, 68404719, 205214157]

約数ペア:

[(1, 205214157), (3, 68404719), (9, 22801573), (17, 12071421), (51, 4023807), (153, 1341269), (173, 1186209), (519, 395403), (1557, 131801), (2941, 69777), (7753, 26469), (8823, 23259)]