12960745

素因数分解:

$5^1\times 7^2\times {\mathrm{52901}}^1$

素因数の和:52920

約数の個数: 12

約数和(自身を含む): 18092484

約数和(自身を除く): 5131739

約数列:

[1, 5, 7, 35, 49, 245, 52901, 264505, 370307, 1851535, 2592149, 12960745]

約数ペア:

[(1, 12960745), (5, 2592149), (7, 1851535), (35, 370307), (49, 264505), (245, 52901)]