199974908

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{100591}}^1$

素因数の和:100673

約数の個数: 24

約数和(自身を含む): 405586944

約数和(自身を除く): 205612036

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 100591, 201182, 402364, 704137, 1408274, 2816548, 7141961, 14283922, 28567844, 49993727, 99987454, 199974908]

約数ペア:

[(1, 199974908), (2, 99987454), (4, 49993727), (7, 28567844), (14, 14283922), (28, 7141961), (71, 2816548), (142, 1408274), (284, 704137), (497, 402364), (994, 201182), (1988, 100591)]