201979291

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1117}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 220380160

約数和(自身を除く): 18400869

約数列:

[1, 19, 31, 307, 589, 1117, 5833, 9517, 21223, 34627, 180823, 342919, 657913, 6515461, 10630489, 201979291]

約数ペア:

[(1, 201979291), (19, 10630489), (31, 6515461), (307, 657913), (589, 342919), (1117, 180823), (5833, 34627), (9517, 21223)]