1291237448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{74759}}^1$

素因数の和:74909

約数の個数: 32

約数和(自身を含む): 2583705600

約数和(自身を除く): 1292468152

約数列:

[1, 2, 4, 8, 17, 34, 68, 127, 136, 254, 508, 1016, 2159, 4318, 8636, 17272, 74759, 149518, 299036, 598072, 1270903, 2541806, 5083612, 9494393, 10167224, 18988786, 37977572, 75955144, 161404681, 322809362, 645618724, 1291237448]

約数ペア:

[(1, 1291237448), (2, 645618724), (4, 322809362), (8, 161404681), (17, 75955144), (34, 37977572), (68, 18988786), (127, 10167224), (136, 9494393), (254, 5083612), (508, 2541806), (1016, 1270903), (2159, 598072), (4318, 299036), (8636, 149518), (17272, 74759)]