2147383

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 16

約数和(自身を含む): 2571264

約数和(自身を除く): 423881

約数列:

[1, 7, 47, 61, 107, 329, 427, 749, 2867, 5029, 6527, 20069, 35203, 45689, 306769, 2147383]

約数ペア:

[(1, 2147383), (7, 306769), (47, 45689), (61, 35203), (107, 20069), (329, 6527), (427, 5029), (749, 2867)]