209958728

素因数分解:

$2^3\times 7^2\times {\mathrm{535609}}^1$

素因数の和:535629

約数の個数: 24

約数和(自身を含む): 457946550

約数和(自身を除く): 247987822

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 535609, 1071218, 2142436, 3749263, 4284872, 7498526, 14997052, 26244841, 29994104, 52489682, 104979364, 209958728]

約数ペア:

[(1, 209958728), (2, 104979364), (4, 52489682), (7, 29994104), (8, 26244841), (14, 14997052), (28, 7498526), (49, 4284872), (56, 3749263), (98, 2142436), (196, 1071218), (392, 535609)]