28729026

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{28001}}^1$

素因数の和:28031

約数の個数: 32

約数和(自身を含む): 67204800

約数和(自身を除く): 38475774

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 28001, 56002, 84003, 168006, 252009, 504018, 532019, 756027, 1064038, 1512054, 1596057, 3192114, 4788171, 9576342, 14364513, 28729026]

約数ペア:

[(1, 28729026), (2, 14364513), (3, 9576342), (6, 4788171), (9, 3192114), (18, 1596057), (19, 1512054), (27, 1064038), (38, 756027), (54, 532019), (57, 504018), (114, 252009), (171, 168006), (342, 84003), (513, 56002), (1026, 28001)]