161750781

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{23071}}^1$

素因数の和:23137

約数の個数: 24

約数和(自身を含む): 251946240

約数和(自身を除く): 90195459

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 7011, 23071, 69213, 207639, 438349, 945911, 1315047, 2837733, 3945141, 8513199, 17972309, 53916927, 161750781]

約数ペア:

[(1, 161750781), (3, 53916927), (9, 17972309), (19, 8513199), (41, 3945141), (57, 2837733), (123, 1315047), (171, 945911), (369, 438349), (779, 207639), (2337, 69213), (7011, 23071)]