209322918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1661293}}^1$

素因数の和:1661308

約数の個数: 24

約数和(自身を含む): 518323728

約数和(自身を除く): 309000810

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1661293, 3322586, 4983879, 9967758, 11629051, 14951637, 23258102, 29903274, 34887153, 69774306, 104661459, 209322918]

約数ペア:

[(1, 209322918), (2, 104661459), (3, 69774306), (6, 34887153), (7, 29903274), (9, 23258102), (14, 14951637), (18, 11629051), (21, 9967758), (42, 4983879), (63, 3322586), (126, 1661293)]