209958483

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{84017}}^1$

素因数の和:84051

約数の個数: 24

約数和(自身を含む): 344809872

約数和(自身を除く): 134851389

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 84017, 252051, 588119, 1428289, 1764357, 4116833, 4284867, 9998023, 12350499, 29994069, 69986161, 209958483]

約数ペア:

[(1, 209958483), (3, 69986161), (7, 29994069), (17, 12350499), (21, 9998023), (49, 4284867), (51, 4116833), (119, 1764357), (147, 1428289), (357, 588119), (833, 252051), (2499, 84017)]