281390228

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{528929}}^1$

素因数の和:528959

約数の個数: 24

約数和(自身を含む): 592401600

約数和(自身を除く): 311011372

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 528929, 1057858, 2115716, 3702503, 7405006, 10049651, 14810012, 20099302, 40198604, 70347557, 140695114, 281390228]

約数ペア:

[(1, 281390228), (2, 140695114), (4, 70347557), (7, 40198604), (14, 20099302), (19, 14810012), (28, 10049651), (38, 7405006), (76, 3702503), (133, 2115716), (266, 1057858), (532, 528929)]