489608739

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{6079}}^1$

素因数の和:6264

約数の個数: 32

約数和(自身を含む): 768512000

約数和(自身を除く): 278903261

約数列:

[1, 3, 9, 19, 27, 57, 157, 171, 471, 513, 1413, 2983, 4239, 6079, 8949, 18237, 26847, 54711, 80541, 115501, 164133, 346503, 954403, 1039509, 2863209, 3118527, 8589627, 18133657, 25768881, 54400971, 163202913, 489608739]

約数ペア:

[(1, 489608739), (3, 163202913), (9, 54400971), (19, 25768881), (27, 18133657), (57, 8589627), (157, 3118527), (171, 2863209), (471, 1039509), (513, 954403), (1413, 346503), (2983, 164133), (4239, 115501), (6079, 80541), (8949, 54711), (18237, 26847)]