289352305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{228737}}^1$

素因数の和:228776

約数の個数: 16

約数和(自身を含む): 395259264

約数和(自身を除く): 105906959

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 228737, 1143685, 2516107, 5260951, 12580535, 26304755, 57870461, 289352305]

約数ペア:

[(1, 289352305), (5, 57870461), (11, 26304755), (23, 12580535), (55, 5260951), (115, 2516107), (253, 1143685), (1265, 228737)]