12861286

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:855

約数の個数: 16

約数和(自身を含む): 19729584

約数和(自身を除く): 6868298

約数列:

[1, 2, 73, 137, 146, 274, 643, 1286, 10001, 20002, 46939, 88091, 93878, 176182, 6430643, 12861286]

約数ペア:

[(1, 12861286), (2, 6430643), (73, 176182), (137, 93878), (146, 88091), (274, 46939), (643, 20002), (1286, 10001)]