13639318

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2908

約数の個数: 32

約数和(自身を含む): 26339328

約数和(自身を除く): 12700010

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 2857, 4774, 5714, 19999, 31427, 39998, 62854, 88567, 177134, 219989, 439978, 619969, 974237, 1239938, 1948474, 6819659, 13639318]

約数ペア:

[(1, 13639318), (2, 6819659), (7, 1948474), (11, 1239938), (14, 974237), (22, 619969), (31, 439978), (62, 219989), (77, 177134), (154, 88567), (217, 62854), (341, 39998), (434, 31427), (682, 19999), (2387, 5714), (2857, 4774)]