207442972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{66403}}^1$

素因数の和:66489

約数の個数: 24

約数和(自身を含む): 401611392

約数和(自身を除く): 194168420

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 66403, 132806, 265612, 730433, 1460866, 2921732, 4714613, 9429226, 18858452, 51860743, 103721486, 207442972]

約数ペア:

[(1, 207442972), (2, 103721486), (4, 51860743), (11, 18858452), (22, 9429226), (44, 4714613), (71, 2921732), (142, 1460866), (284, 730433), (781, 265612), (1562, 132806), (3124, 66403)]