12666241

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 15444864

約数和(自身を除く): 2778623

約数列:

[1, 7, 17, 119, 163, 653, 1141, 2771, 4571, 11101, 19397, 77707, 106439, 745073, 1809463, 12666241]

約数ペア:

[(1, 12666241), (7, 1809463), (17, 745073), (119, 106439), (163, 77707), (653, 19397), (1141, 11101), (2771, 4571)]