12887161

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{541}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 15297408

約数和(自身を除く): 2410247

約数列:

[1, 7, 41, 83, 287, 541, 581, 3403, 3787, 22181, 23821, 44903, 155267, 314321, 1841023, 12887161]

約数ペア:

[(1, 12887161), (7, 1841023), (41, 314321), (83, 155267), (287, 44903), (541, 23821), (581, 22181), (3403, 3787)]