1664373338

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{689467}}^1$

素因数の和:689557

約数の個数: 16

約数和(自身を含む): 2680651584

約数和(自身を除く): 1016278246

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 689467, 1378934, 11720939, 23441878, 48952157, 97904314, 832186669, 1664373338]

約数ペア:

[(1, 1664373338), (2, 832186669), (17, 97904314), (34, 48952157), (71, 23441878), (142, 11720939), (1207, 1378934), (2414, 689467)]