8657584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:517

約数の個数: 40

約数和(自身を含む): 18280080

約数和(自身を除く): 9622496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 389, 428, 778, 856, 1391, 1556, 1712, 2782, 3112, 5057, 5564, 6224, 10114, 11128, 20228, 22256, 40456, 41623, 80912, 83246, 166492, 332984, 541099, 665968, 1082198, 2164396, 4328792, 8657584]

約数ペア:

[(1, 8657584), (2, 4328792), (4, 2164396), (8, 1082198), (13, 665968), (16, 541099), (26, 332984), (52, 166492), (104, 83246), (107, 80912), (208, 41623), (214, 40456), (389, 22256), (428, 20228), (778, 11128), (856, 10114), (1391, 6224), (1556, 5564), (1712, 5057), (2782, 3112)]