211980879

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{12377}}^1$

素因数の和:12567

約数の個数: 24

約数和(自身を含む): 335988432

約数和(自身を除く): 124007553

約数列:

[1, 3, 9, 11, 33, 99, 173, 519, 1557, 1903, 5709, 12377, 17127, 37131, 111393, 136147, 408441, 1225323, 2141221, 6423663, 19270989, 23553431, 70660293, 211980879]

約数ペア:

[(1, 211980879), (3, 70660293), (9, 23553431), (11, 19270989), (33, 6423663), (99, 2141221), (173, 1225323), (519, 408441), (1557, 136147), (1903, 111393), (5709, 37131), (12377, 17127)]