303947397

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{288649}}^1$

素因数の和:288674

約数の個数: 20

約数和(自身を含む): 488973100

約数和(自身を除く): 185025703

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 288649, 865947, 2597841, 3752437, 7793523, 11257311, 23380569, 33771933, 101315799, 303947397]

約数ペア:

[(1, 303947397), (3, 101315799), (9, 33771933), (13, 23380569), (27, 11257311), (39, 7793523), (81, 3752437), (117, 2597841), (351, 865947), (1053, 288649)]