221042305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{174737}}^1$

素因数の和:174776

約数の個数: 16

約数和(自身を含む): 301947264

約数和(自身を除く): 80904959

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 174737, 873685, 1922107, 4018951, 9610535, 20094755, 44208461, 221042305]

約数ペア:

[(1, 221042305), (5, 44208461), (11, 20094755), (23, 9610535), (55, 4018951), (115, 1922107), (253, 873685), (1265, 174737)]