13242565

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^2$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 18672768

約数和(自身を除く): 5430203

約数列:

[1, 5, 7, 35, 71, 73, 355, 365, 497, 511, 2485, 2555, 5183, 5329, 25915, 26645, 36281, 37303, 181405, 186515, 378359, 1891795, 2648513, 13242565]

約数ペア:

[(1, 13242565), (5, 2648513), (7, 1891795), (35, 378359), (71, 186515), (73, 181405), (355, 37303), (365, 36281), (497, 26645), (511, 25915), (2485, 5329), (2555, 5183)]