208028511

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{13669}}^1$

素因数の和:13783

約数の個数: 24

約数和(自身を含む): 319878000

約数和(自身を除く): 111849489

約数列:

[1, 3, 9, 19, 57, 89, 171, 267, 801, 1691, 5073, 13669, 15219, 41007, 123021, 259711, 779133, 1216541, 2337399, 3649623, 10948869, 23114279, 69342837, 208028511]

約数ペア:

[(1, 208028511), (3, 69342837), (9, 23114279), (19, 10948869), (57, 3649623), (89, 2337399), (171, 1216541), (267, 779133), (801, 259711), (1691, 123021), (5073, 41007), (13669, 15219)]