12740105

素因数分解:

$5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1049}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 17539200

約数和(自身を除く): 4799095

約数列:

[1, 5, 7, 35, 347, 1049, 1735, 2429, 5245, 7343, 12145, 36715, 364003, 1820015, 2548021, 12740105]

約数ペア:

[(1, 12740105), (5, 2548021), (7, 1820015), (35, 364003), (347, 36715), (1049, 12145), (1735, 7343), (2429, 5245)]