1288173824

素因数分解:

$2^8\times 7^1\times {\mathrm{718847}}^1$

素因数の和:718870

約数の個数: 36

約数和(自身を含む): 2938650624

約数和(自身を除く): 1650476800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 718847, 1437694, 2875388, 5031929, 5750776, 10063858, 11501552, 20127716, 23003104, 40255432, 46006208, 80510864, 92012416, 161021728, 184024832, 322043456, 644086912, 1288173824]

約数ペア:

[(1, 1288173824), (2, 644086912), (4, 322043456), (7, 184024832), (8, 161021728), (14, 92012416), (16, 80510864), (28, 46006208), (32, 40255432), (56, 23003104), (64, 20127716), (112, 11501552), (128, 10063858), (224, 5750776), (256, 5031929), (448, 2875388), (896, 1437694), (1792, 718847)]