289474804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{35597}}^1$

素因数の和:35727

約数の個数: 24

約数和(自身を含む): 538241760

約数和(自身を除く): 248766956

約数列:

[1, 2, 4, 19, 38, 76, 107, 214, 428, 2033, 4066, 8132, 35597, 71194, 142388, 676343, 1352686, 2705372, 3808879, 7617758, 15235516, 72368701, 144737402, 289474804]

約数ペア:

[(1, 289474804), (2, 144737402), (4, 72368701), (19, 15235516), (38, 7617758), (76, 3808879), (107, 2705372), (214, 1352686), (428, 676343), (2033, 142388), (4066, 71194), (8132, 35597)]