668836378

素因数分解:

$2^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{60397}}^1$

素因数の和:60526

約数の個数: 24

約数和(自身を含む): 1177398612

約数和(自身を除く): 508562234

約数列:

[1, 2, 7, 14, 49, 98, 113, 226, 791, 1582, 5537, 11074, 60397, 120794, 422779, 845558, 2959453, 5918906, 6824861, 13649722, 47774027, 95548054, 334418189, 668836378]

約数ペア:

[(1, 668836378), (2, 334418189), (7, 95548054), (14, 47774027), (49, 13649722), (98, 6824861), (113, 5918906), (226, 2959453), (791, 845558), (1582, 422779), (5537, 120794), (11074, 60397)]