254065

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:97

約数の個数: 24

約数和(自身を含む): 381672

約数和(自身を除く): 127607

約数列:

[1, 5, 7, 17, 35, 49, 61, 85, 119, 245, 305, 427, 595, 833, 1037, 2135, 2989, 4165, 5185, 7259, 14945, 36295, 50813, 254065]

約数ペア:

[(1, 254065), (5, 50813), (7, 36295), (17, 14945), (35, 7259), (49, 5185), (61, 4165), (85, 2989), (119, 2135), (245, 1037), (305, 833), (427, 595)]