121988153

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{2383}}^1$

素因数の和:2564

約数の個数: 16

約数和(自身を含む): 142811136

約数和(自身を除く): 20822983

約数列:

[1, 7, 71, 103, 497, 721, 2383, 7313, 16681, 51191, 169193, 245449, 1184351, 1718143, 17426879, 121988153]

約数ペア:

[(1, 121988153), (7, 17426879), (71, 1718143), (103, 1184351), (497, 245449), (721, 169193), (2383, 51191), (7313, 16681)]