12006720145

素因数分解:

$5^1\times 7^3\times {\mathrm{7001003}}^1$

素因数の和:7001029

約数の個数: 16

約数和(自身を含む): 16802409600

約数和(自身を除く): 4795689455

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 7001003, 35005015, 49007021, 245035105, 343049147, 1715245735, 2401344029, 12006720145]

約数ペア:

[(1, 12006720145), (5, 2401344029), (7, 1715245735), (35, 343049147), (49, 245035105), (245, 49007021), (343, 35005015), (1715, 7001003)]