1289744518

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{1103}}^1\times {\mathrm{4463}}^1$

素因数の和:5699

約数の個数: 16

約数和(自身を含む): 1951589376

約数和(自身を除く): 661844858

約数列:

[1, 2, 131, 262, 1103, 2206, 4463, 8926, 144493, 288986, 584653, 1169306, 4922689, 9845378, 644872259, 1289744518]

約数ペア:

[(1, 1289744518), (2, 644872259), (131, 9845378), (262, 4922689), (1103, 1169306), (2206, 584653), (4463, 288986), (8926, 144493)]