339945688

素因数分解:

$2^3\times {\mathrm{1721}}^1\times {\mathrm{24691}}^1$

素因数の和:26418

約数の個数: 16

約数和(自身を含む): 637794360

約数和(自身を除く): 297848672

約数列:

[1, 2, 4, 8, 1721, 3442, 6884, 13768, 24691, 49382, 98764, 197528, 42493211, 84986422, 169972844, 339945688]

約数ペア:

[(1, 339945688), (2, 169972844), (4, 84986422), (8, 42493211), (1721, 197528), (3442, 98764), (6884, 49382), (13768, 24691)]