1256552786

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{78623}}^1$

素因数の和:78817

約数の個数: 16

約数和(自身を含む): 1930376448

約数和(自身を除く): 673823662

約数列:

[1, 2, 61, 122, 131, 262, 7991, 15982, 78623, 157246, 4796003, 9592006, 10299613, 20599226, 628276393, 1256552786]

約数ペア:

[(1, 1256552786), (2, 628276393), (61, 20599226), (122, 10299613), (131, 9592006), (262, 4796003), (7991, 157246), (15982, 78623)]