2388211

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 24

約数和(自身を含む): 3053376

約数和(自身を除く): 665165

約数列:

[1, 7, 17, 47, 49, 61, 119, 329, 427, 799, 833, 1037, 2303, 2867, 2989, 5593, 7259, 20069, 39151, 48739, 50813, 140483, 341173, 2388211]

約数ペア:

[(1, 2388211), (7, 341173), (17, 140483), (47, 50813), (49, 48739), (61, 39151), (119, 20069), (329, 7259), (427, 5593), (799, 2989), (833, 2867), (1037, 2303)]