209327481

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{72911}}^1$

素因数の和:72957

約数の個数: 24

約数和(自身を含む): 341228160

約数和(自身を除く): 131900679

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 72911, 218733, 656199, 802021, 2114419, 2406063, 6343257, 7218189, 19029771, 23258609, 69775827, 209327481]

約数ペア:

[(1, 209327481), (3, 69775827), (9, 23258609), (11, 19029771), (29, 7218189), (33, 6343257), (87, 2406063), (99, 2114419), (261, 802021), (319, 656199), (957, 218733), (2871, 72911)]