1288290423

素因数分解:

$3^1\times 7^1\times {\mathrm{3347}}^1\times {\mathrm{18329}}^1$

素因数の和:21686

約数の個数: 16

約数和(自身を含む): 1963802880

約数和(自身を除く): 675512457

約数列:

[1, 3, 7, 21, 3347, 10041, 18329, 23429, 54987, 70287, 128303, 384909, 61347163, 184041489, 429430141, 1288290423]

約数ペア:

[(1, 1288290423), (3, 429430141), (7, 184041489), (21, 61347163), (3347, 384909), (10041, 128303), (18329, 70287), (23429, 54987)]