2223389

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 16

約数和(自身を含む): 2666496

約数和(自身を除く): 443107

約数列:

[1, 7, 41, 61, 127, 287, 427, 889, 2501, 5207, 7747, 17507, 36449, 54229, 317627, 2223389]

約数ペア:

[(1, 2223389), (7, 317627), (41, 54229), (61, 36449), (127, 17507), (287, 7747), (427, 5207), (889, 2501)]