1209839905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{98321}}^1$

素因数の和:98456

約数の個数: 16

約数和(自身を含む): 1529103744

約数和(自身を除く): 319263839

約数列:

[1, 5, 23, 107, 115, 535, 2461, 12305, 98321, 491605, 2261383, 10520347, 11306915, 52601735, 241967981, 1209839905]

約数ペア:

[(1, 1209839905), (5, 241967981), (23, 52601735), (107, 11306915), (115, 10520347), (535, 2261383), (2461, 491605), (12305, 98321)]