13768559

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 17619840

約数和(自身を除く): 3851281

約数列:

[1, 7, 19, 23, 49, 133, 161, 437, 643, 931, 1127, 3059, 4501, 12217, 14789, 21413, 31507, 85519, 103523, 280991, 598633, 724661, 1966937, 13768559]

約数ペア:

[(1, 13768559), (7, 1966937), (19, 724661), (23, 598633), (49, 280991), (133, 103523), (161, 85519), (437, 31507), (643, 21413), (931, 14789), (1127, 12217), (3059, 4501)]