209291251

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{7919}}^1$

素因数の和:8058

約数の個数: 16

約数和(自身を含む): 239500800

約数和(自身を除く): 30209549

約数列:

[1, 13, 19, 107, 247, 1391, 2033, 7919, 26429, 102947, 150461, 847333, 1955993, 11015329, 16099327, 209291251]

約数ペア:

[(1, 209291251), (13, 16099327), (19, 11015329), (107, 1955993), (247, 847333), (1391, 150461), (2033, 102947), (7919, 26429)]