991331574

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{511523}}^1$

素因数の和:511564

約数の個数: 32

約数和(自身を含む): 2209783680

約数和(自身を除く): 1218452106

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 323, 646, 969, 1938, 511523, 1023046, 1534569, 3069138, 8695891, 9718937, 17391782, 19437874, 26087673, 29156811, 52175346, 58313622, 165221929, 330443858, 495665787, 991331574]

約数ペア:

[(1, 991331574), (2, 495665787), (3, 330443858), (6, 165221929), (17, 58313622), (19, 52175346), (34, 29156811), (38, 26087673), (51, 19437874), (57, 17391782), (102, 9718937), (114, 8695891), (323, 3069138), (646, 1534569), (969, 1023046), (1938, 511523)]