28354888

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{593}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 54885600

約数和(自身を除く): 26530712

約数列:

[1, 2, 4, 8, 43, 86, 139, 172, 278, 344, 556, 593, 1112, 1186, 2372, 4744, 5977, 11954, 23908, 25499, 47816, 50998, 82427, 101996, 164854, 203992, 329708, 659416, 3544361, 7088722, 14177444, 28354888]

約数ペア:

[(1, 28354888), (2, 14177444), (4, 7088722), (8, 3544361), (43, 659416), (86, 329708), (139, 203992), (172, 164854), (278, 101996), (344, 82427), (556, 50998), (593, 47816), (1112, 25499), (1186, 23908), (2372, 11954), (4744, 5977)]