13101809

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 15590400

約数和(自身を除く): 2488591

約数列:

[1, 7, 31, 173, 217, 349, 1211, 2443, 5363, 10819, 37541, 60377, 75733, 422639, 1871687, 13101809]

約数ペア:

[(1, 13101809), (7, 1871687), (31, 422639), (173, 75733), (217, 60377), (349, 37541), (1211, 10819), (2443, 5363)]