208304439

素因数分解:

$3^1\times 7^2\times {\mathrm{1153}}^1\times {\mathrm{1229}}^1$

素因数の和:2399

約数の個数: 24

約数和(自身を含む): 323627760

約数和(自身を除く): 115323321

約数列:

[1, 3, 7, 21, 49, 147, 1153, 1229, 3459, 3687, 8071, 8603, 24213, 25809, 56497, 60221, 169491, 180663, 1417037, 4251111, 9919259, 29757777, 69434813, 208304439]

約数ペア:

[(1, 208304439), (3, 69434813), (7, 29757777), (21, 9919259), (49, 4251111), (147, 1417037), (1153, 180663), (1229, 169491), (3459, 60221), (3687, 56497), (8071, 25809), (8603, 24213)]