206522799

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73943}}^1$

素因数の和:73979

約数の個数: 24

約数和(自身を含む): 337184640

約数和(自身を除く): 130661841

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 73943, 221829, 517601, 1404917, 1552803, 3623207, 4214751, 9834419, 10869621, 29503257, 68840933, 206522799]

約数ペア:

[(1, 206522799), (3, 68840933), (7, 29503257), (19, 10869621), (21, 9834419), (49, 4214751), (57, 3623207), (133, 1552803), (147, 1404917), (399, 517601), (931, 221829), (2793, 73943)]