145383

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 24

約数和(自身を含む): 240768

約数和(自身を除く): 95385

約数列:

[1, 3, 7, 21, 23, 43, 49, 69, 129, 147, 161, 301, 483, 903, 989, 1127, 2107, 2967, 3381, 6321, 6923, 20769, 48461, 145383]

約数ペア:

[(1, 145383), (3, 48461), (7, 20769), (21, 6923), (23, 6321), (43, 3381), (49, 2967), (69, 2107), (129, 1127), (147, 989), (161, 903), (301, 483)]