68391568

素因数分解:

$2^4\times 7^1\times {\mathrm{610639}}^1$

素因数の和:610654

約数の個数: 20

約数和(自身を含む): 151438720

約数和(自身を除く): 83047152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 610639, 1221278, 2442556, 4274473, 4885112, 8548946, 9770224, 17097892, 34195784, 68391568]

約数ペア:

[(1, 68391568), (2, 34195784), (4, 17097892), (7, 9770224), (8, 8548946), (14, 4885112), (16, 4274473), (28, 2442556), (56, 1221278), (112, 610639)]