989243416

素因数分解:

$2^3\times 7^1\times {\mathrm{17665061}}^1$

素因数の和:17665074

約数の個数: 16

約数和(自身を含む): 2119807440

約数和(自身を除く): 1130564024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 17665061, 35330122, 70660244, 123655427, 141320488, 247310854, 494621708, 989243416]

約数ペア:

[(1, 989243416), (2, 494621708), (4, 247310854), (7, 141320488), (8, 123655427), (14, 70660244), (28, 35330122), (56, 17665061)]