2489741639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{205951}}^1$

素因数の和:206126

約数の個数: 16

約数和(自身を含む): 3123879936

約数和(自身を除く): 634138297

約数列:

[1, 7, 11, 77, 157, 1099, 1727, 12089, 205951, 1441657, 2265461, 15858227, 32334307, 226340149, 355677377, 2489741639]

約数ペア:

[(1, 2489741639), (7, 355677377), (11, 226340149), (77, 32334307), (157, 15858227), (1099, 2265461), (1727, 1441657), (12089, 205951)]