997928456

素因数分解:

$2^3\times 7^1\times {\mathrm{17820151}}^1$

素因数の和:17820164

約数の個数: 16

約数和(自身を含む): 2138418240

約数和(自身を除く): 1140489784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 17820151, 35640302, 71280604, 124741057, 142561208, 249482114, 498964228, 997928456]

約数ペア:

[(1, 997928456), (2, 498964228), (4, 249482114), (7, 142561208), (8, 124741057), (14, 71280604), (28, 35640302), (56, 17820151)]