20151005

素因数分解:

$5^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 28329912

約数和(自身を除く): 8178907

約数列:

[1, 5, 7, 35, 49, 233, 245, 353, 1165, 1631, 1765, 2471, 8155, 11417, 12355, 17297, 57085, 82249, 86485, 411245, 575743, 2878715, 4030201, 20151005]

約数ペア:

[(1, 20151005), (5, 4030201), (7, 2878715), (35, 575743), (49, 411245), (233, 86485), (245, 82249), (353, 57085), (1165, 17297), (1631, 12355), (1765, 11417), (2471, 8155)]